Which of these can be used to describe a black hole?

Supermassive Click to see the answer

The movement of particles from an area of high concentration to low is what?

Diffusion

Which of the following is a renewable energy resource?

Geothermal Power

Our galaxy is what?

Moving

How much does a person weigh on the Moon compared to Earth?

Less

Which of these of these shares its name with a hit science sitcom?

The big bang theory

The 'ohm' is the SI unit of what?

Electrical resistance Click to see the answer

Which of the following does not cause disruptions to electricity services?

Light rain

In a circuit diagram, what does a circle with a cross inside it represent?

Light bulbs

Closed circuits have no what?

Gaps

What measures the weight of a pumpkin?

Scale

Which kind of flight involves breaking the sound barrier?

Supersonic

Which of these used to be classed as a planet?

Pluto Click to see the answer

Jupiter and Saturn have clouds made of what?

Ammonia

The Pa, or Pascal, is a unit of what?

Pressure

NASA is based in which country?

USA

Which of these is a source of electricity?

Battery

A thermometer is a device used to measure what?

Temperature

Physics studies motion through time and what?

Space

What is the first name of the scientist who gave us the Hubble Space Telescope?

Edwin

What does R stand for in CMBR?

Radiation

What is the middle of an atom called?

Nucleus Click to see the answer

What is the Sun?

A Star

Which of these is a type of light which lets humans see otherwise invisible things?

UV

One who studies physics is known as a what?

Physicist

Which of these fall in a predictable annual 'shower'?

Meteors

Which of these was an astronaut?

Neil Armstrong

Which of these has new, full and half phases?

The moon

Where would you look to see the stars?

The sky

The surface of the sun is very what?

Hot

What is a nebula?

Interstellar Cloud

How many centimeters are there in a meter?

100

The imperial system and the metric system are two systems for what?

Measuring

In which galaxy is the earth situated?

Milky Way Click to see the answer

Open circuits always have what?

Gaps

Which type of power station produces carbon dioxide?

Gas burning

Schematic circuit diagrams use what?

Symbols

What do we use to look at the stars?

Telescopes

What controls our tides?

The Moon

What is a light year a unit of?

Distance

Charge in motion is called what?

Current

Why does sound move faster through water?

Closer Particles

Which of these is not a fundamental part of any electrical circuit?

A bell

What are the 2 terminals of a diode called?

Anode And Cathode

Which of these would you find in the sky?

Meteors

Which of these is not a type of UV light?

D

Which of these is used to measure length?

Rulers

How does static electricity build up when walking on a carpet?

Friction

The International Space Station was first launched in which year?

1998 Click to see the answer

What planet is famous for the beautiful rings that surround it?

Saturn

What is watching the sky at night often called?

Stargazing

The distance light travels in a year is known as a what?

Light-year

Space based satellite navigation system is called what?

GPS

The sun is the earth's major source of what?

Energy

What does 'R' stand for in RADAR?

Radio

Which is the recognized theory of how the world came into being?

Big Bang

When some astronauts reach space they feel ill, what is this called?

Space sickness

What do you need to see Neptune from Earth?

Telescope

What is the charge on a proton?

Positive

Footprints left on the moon will stay there forever if untouched. Why?

No Wind

Which of these is not an element of Ohm's law?

Light bulbs

How many different states are there in a digital signal?

2

Batteries convert chemical energy into which kind of energy?

Electrical

Which of these is not a good electrical conductor?

Paper

Which of the following is not a unit of measurement?

None of these

What do we use to turn an electric light on or off?

Switch

Which instrument would you use to measure electric potential?

Voltmeter Click to see the answer

What will two particles of different charges do?

Attract

What kind of planet is Saturn?

Gas Giant

When is the best time to watch a meteor shower?

Midnight Until Dawn

The technology used to locate and detect objects is called?

RADAR

Which of these is a temperature scale?

Celsius

What is optics the study of?

Light

What tool can be used to measure fluid volume?

Graduated cylinder

Electric resistance is measured in what?

Ohms

Do other planets have clouds?

Yes

Which of these Ms is a planet?

Mercury

When two plastic rods are rubbed and brought together, they attract due to what?

Opposite charges

Roughly what shape are most planets?

Spheres

Which of these would you probably use to measure the volume of a glass of water?

Ounces

Which of these has a positive electric charge?

Proton

What is it in metals that make them good conductors?

Free Electrons

How many suns does Earth have?

One

Rocket science has a 'proper' name too - what is it?

Astronautics

Which of these is the word for a machine that is sent to space?

Spacecraft

What is a Geiger counter used to measure?

Radiation

An ion has a what?

Charge

Velocity is another name for what?

Speed

Albert who is best known for his theory of relativity?

Einstein

What is the voltage of the mains supply in the USA?

240 V

What units are used to measure electric current?

Amperes

Materials that allow electricity to flow through them easily are called what?

Conductors

What happens to a person's mass on the Moon?

Stays The Same

What are the best absorbers of thermal radiation?

Black surfaces

Which of these is a measurement of distance?

Yard

An object being painted is given an opposite charge to the paint so you get what?

An even coat

Where does most electricity in the United States come from?

Fossil fuels

Which of these is not used for measuring distance?

A gill

One advantage of optical fibers over ordinary cables of the same thickness is what?

Carry More Information

The Moon directly or indirectly affects which of these?

All Of These

Which of these is not found in the Earth's atmosphere?

Gold

Nuclear power uses what to create energy?

Fission

What color does Earth appear from space?

Green and Blue

What is the study of celestial objects called?

Astronomy

What planet is famous for its big red spot?

Jupiter Click to see the answer

What other word could you use to describe luminosity?

Brightness

What does 'S' stand for in NASA?

Space

What charge do neutrons have?

None

What is the main function of a neutral wire in a plug?

Completes circuit

Electricity isn't considered a primary energy source as it is produced by what?

Another energy source

What happens when a piece of plastic becomes negatively charged?

Gains electrons Click to see the answer

What is the only natural satellite to orbit the Earth?

The moon

Lasers work by focusing what waves?

Light

What do stars emit?

Light

What do we call that theory which claims that a small mass blew up and grew, creating the universe?

The Big Bang Theory

About how long does it take sunlight to reach Earth?

8 minutes

Astronauts can only eat food that is what?

Packaged

What does N in NEO stand for?

Near

Metal bonding with metal is known as what kind of bond?

Metallic

The sun and everything that travels around it is known as our what?

Solar system Click to see the answer

What color is the neutral wire in a plug?

Blue

The state of the art technology used to train pilots is a flight....?

Simulator

Mobile phones use what sort of radiation to communicate with their base stations?

Microwaves

Which of these is a good conductor of electricity?

Gold

How many Watts are in a Kilowatt?

1000

Which of these would you use to measure the area of your backyard?

Acres

Which of these planets is the fifth coldest?

Jupiter

Which planets are Jupiter's closest neighbors in the solar system?

Mars and Saturn

Which of these do we NOT know Mars currently has?

Liquid water

Why are plugs made of plastic?

Insulate them

Which of these is not a color of the rainbow?

Black

Why are high voltage power lines used?

Improves efficiency Click to see the answer

What does a prism do to light?

Refracts It

Metals are capable of conducting electricity because they have what?

Free electrons

What are spaceships launched from?

A pad

What is the smallest planet in the Solar System?

Mercury

Which planet has the highest mountain and deepest valley in the solar system?

Mars

Which of these lights up the sky at night?

Stars

Two particles with the same charge will what?

Repel

Which of these is famous for his work on comet orbits?

Edmund Halley

If a metal expands when it gets hot what does it do when it cools?

Contracts

The scientist who gave us the '3 laws' was Isaac?

Newton

Materials that don't allow electricity to flow through them easily are called what?

Insulators

What monitors the radiation dose a nuclear worker receives?

Radiation Badges

What does the sun emit?

Heat

What color is the earth wire in a plug?

Green/yellow

What is the basic unit of electromotive force?

Volt Click to see the answer

Isaac Newton is best known for discovering what?

Gravity

A circuit with more than one path is known as a what circuit?

Parallel

What is the metric system based on?

Meter and kilogram

What are the moving charges in metal conductors?

Electrons

Which of these is a planet?

Mars

What was the name of the space program aiming to get men on the moon?

Apollo

What planet are we on?

Earth

Which of these is a measurement of speed?

Knots

Which instrument would you use to measure resistance?

Ohmmeter

What kind of resistance do conductors have?

Low

Physics is known as the what science?

Natural

What color is the live wire in a mains plug?

Brown

What is the basic unit of resistance?

Ohm

How do we know the temperature of a star?

Its Color

Where would you find the stars?

In the sky

What are the two ends of a magnet called?

North and south

What is something that orbits the Earth known as?

Satellite

What is Earth?

A Planet Click to see the answer

Sound travels fastest through what?

A vacuum

What are the best reflectors of thermal radiation?

Shiny surfaces

What is the human population on Mars?

0

Which is likely to be the first planet humans will set foot on?

Mars

Which of these does not effect the resistance of an electrical conductor?

Color

Lighting bending as it enters another entity is called what?

Refraction

Which of these is not part of an atom?

Mitochondria

Uranium is used to create which kind of energy?

Nuclear

Physics is one of the oldest academic what?

Disciplines

Electric current is typically measured in what units?

Amperes

The aurora borealis is better known as what?

Northern Lights

Do storms occur on other planets?

Yes

Which god and planet have the alternative name of 'Jove'?

Jupiter

Where is the furthest a human has been?

The moon

What does kWh stand for?

Kilowatt hours

What units would you use to measure the mass of something?

Grams

What do planets do around the sun?

Orbit

The earth rotates in which direction?

West to East

What is the wire inside of a light bulb called?

Filament

A magnifying glass is what type of lens?

Convex

What planet in the solar system is farthest from the Sun?

Neptune

Electric power is typically measured in what units?

Watts

Which planet is the only planet not named after a Greek or Roman god?

Earth

Which of theses can not be considered as a source for the energy emitted by a star?

Gasoline

What is a disadvantage of hydroelectric power produced by using a dam?

Flooding

What is the function of the earth wire in a plug?

Safety wire

The most recognized model of how the universe began is known as what?

Big bang

Why does light travel faster through air than water?

Less Dense

What is the name given to something that uses electricity to make it magnetic?

An electromagnet Click to see the answer

What is the moon commonly said to be made out of?

Cheese

Which of these is a secondary color of light?

Yellow

Albert Einstein won which award for physics in 1921?

Nobel

What is the term for a supposed alien aircraft seen in the sky?

UFO

In our solar system which would be the hottest of these planets to live on?

Venus

Who was the first person to walk on the moon?

Neil Armstrong

What is the charge on an electron?

-1

Which of these forms of carbon is a good conductor of electricity?

Graphite

The distance from the crest of one wave to the next crest is called the what?

Wavelength Click to see the answer

What does the 'R' stand for in RADAR?

Ranging

What cannot escape from black holes?

Anything

Why is light from distant galaxies red-shifted?

They're moving away

What name is given to those elementary particles that travel close to the speed of light and lack an electrical charge?

Neutrinos

Which of these is the quantity 'half-life' used to measure?

Radioactive decay

Which of these physical properties does a squash ball have?

Elasticity

What is the name for the flow of electrons in an electric circuit?

Current

What is the 'proper' name for rocket science?

Astronautics

What type of radiation is used when cell phones communicate with the base stations?

Microwaves

Electric current is measured using what device?

Ammeter

Which of the following would not conduct electricity?

Plastic

Which units are used to measure electrical power?

Watts Click to see the answer

In blue light, what color will a red book appear?

Black

Which of these temperatures occurs on Mercury?

Both extremes

Who was the first woman to win a Nobel Prize?

Marie Curie

How do atomic bombs work?

Atomic fission

What does nanotechnology deal with?

Very small things

Uranus' tilt is thought to be due to a collision with what, soon after its formation?

Another planet

Planets that are giant balls of gas with hot liquid centers are called what?

Gas giants

Microwaves are used for satellite communications because they are not what?

Refracted by atmosphere

Within the Universe, which of these entities is independent of any frame of reference?

Speed of light

Spinning a magnet in a coil of wire generates what?

A current

What charge do electrons have?

Negative

Who allegedly said 'There is no great genius without a mixture of madness'?

Aristotle

Electric current is a flow of what?

Charge

Which of these is not a source of electrical energy?

Plants

Which of these substances has the greatest density?

Gold Click to see the answer

The intensity of illumination is referred to as which SI unit?

LUX

Which of these is NOT one of the four fundamental forces that act on all matter?

Strong thermal force

Within what range of wavelengths is radiation in the form of visible light created?

430 to 750 THz

Which of these surface combinations would create the most friction?

Rubber on wood

Signals can pick up random additions on their way to a receiver. What is this called?

Noise

Which of these is a prominent constellation named after a hunter in Greek mythology?

Orion

You can extend battery life by storing them how?

At low temperatures

What will reduce the voltage induced in a coil by a magnet?

Using a weaker magnet

Which word completes the sentence 'A reflection is to light as an ... is to sound'?

Echo

Heat from the fuel is used to boil water in which kind of power station?

Nuclear

Which statement about transformers is correct?

AC

Why airplanes fly is explained in Bernoulli's?

Principle

Which type of radioactive particles pass through the skin most easily?

Gamma

In physics, a 'Newton' is a measurement of what?

Force

On a circuit diagram, which item can be represented by a circle with a diagonal cross in it?

Bulb

Which of these is a primary color of both light and pigment?

Red

How many planets are there in the Solar System?

8

How old is the world's oldest known plant?

43,000 years

What kind of lens does a magnifying glass have?

Convex