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?
Which of the following is a renewable energy resource?
Our galaxy is what?
How much does a person weigh on the Moon compared to Earth?
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?
In a circuit diagram, what does a circle with a cross inside it represent?
Closed circuits have no what?
What measures the weight of a pumpkin?
Which kind of flight involves breaking the sound barrier?
Which of these used to be classed as a planet?
Pluto Click to see the answer
Jupiter and Saturn have clouds made of what?
The Pa, or Pascal, is a unit of what?
NASA is based in which country?
Which of these is a source of electricity?
A thermometer is a device used to measure what?
Physics studies motion through time and what?
What is the first name of the scientist who gave us the Hubble Space Telescope?
What does R stand for in CMBR?
What is the middle of an atom called?
Nucleus Click to see the answer
What is the Sun?
Which of these is a type of light which lets humans see otherwise invisible things?
One who studies physics is known as a what?
Which of these fall in a predictable annual 'shower'?
Which of these was an astronaut?
Which of these has new, full and half phases?
Where would you look to see the stars?
The surface of the sun is very what?
What is a nebula?
How many centimeters are there in a meter?
The imperial system and the metric system are two systems for what?
In which galaxy is the earth situated?
Milky Way Click to see the answer
Open circuits always have what?
Which type of power station produces carbon dioxide?
Schematic circuit diagrams use what?
What do we use to look at the stars?
What controls our tides?
What is a light year a unit of?
Charge in motion is called what?
Why does sound move faster through water?
Which of these is not a fundamental part of any electrical circuit?
What are the 2 terminals of a diode called?
Anode And Cathode
Which of these would you find in the sky?
Which of these is not a type of UV light?
Which of these is used to measure length?
How does static electricity build up when walking on a carpet?
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?
What is watching the sky at night often called?
The distance light travels in a year is known as a what?
Space based satellite navigation system is called what?
The sun is the earth's major source of what?
What does 'R' stand for in RADAR?
Which is the recognized theory of how the world came into being?
When some astronauts reach space they feel ill, what is this called?
What do you need to see Neptune from Earth?
What is the charge on a proton?
Footprints left on the moon will stay there forever if untouched. Why?
Which of these is not an element of Ohm's law?
How many different states are there in a digital signal?
Batteries convert chemical energy into which kind of energy?
Which of these is not a good electrical conductor?
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?
Which instrument would you use to measure electric potential?
Voltmeter Click to see the answer
What will two particles of different charges do?
What kind of planet is Saturn?
When is the best time to watch a meteor shower?
Midnight Until Dawn
The technology used to locate and detect objects is called?
Which of these is a temperature scale?
What is optics the study of?
What tool can be used to measure fluid volume?
Electric resistance is measured in what?
Do other planets have clouds?
Which of these Ms is a planet?
When two plastic rods are rubbed and brought together, they attract due to what?
Roughly what shape are most planets?
Which of these would you probably use to measure the volume of a glass of water?
Which of these has a positive electric charge?
What is it in metals that make them good conductors?
How many suns does Earth have?
Rocket science has a 'proper' name too - what is it?
Which of these is the word for a machine that is sent to space?
What is a Geiger counter used to measure?
An ion has a what?
Velocity is another name for what?
Albert who is best known for his theory of relativity?
What is the voltage of the mains supply in the USA?
What units are used to measure electric current?
Materials that allow electricity to flow through them easily are called what?
What happens to a person's mass on the Moon?
Stays The Same
What are the best absorbers of thermal radiation?
Which of these is a measurement of distance?
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?
Which of these is not used for measuring distance?
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?
Nuclear power uses what to create energy?
What color does Earth appear from space?
Green and Blue
What is the study of celestial objects called?
What planet is famous for its big red spot?
Jupiter Click to see the answer
What other word could you use to describe luminosity?
What does 'S' stand for in NASA?
What charge do neutrons have?
What is the main function of a neutral wire in a plug?
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?
Lasers work by focusing what waves?
What do stars emit?
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?
Astronauts can only eat food that is what?
What does N in NEO stand for?
Metal bonding with metal is known as what kind of bond?
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?
The state of the art technology used to train pilots is a flight....?
Mobile phones use what sort of radiation to communicate with their base stations?
Which of these is a good conductor of electricity?
How many Watts are in a Kilowatt?
Which of these would you use to measure the area of your backyard?
Which of these planets is the fifth coldest?
Which planets are Jupiter's closest neighbors in the solar system?
Mars and Saturn
Which of these do we NOT know Mars currently has?
Why are plugs made of plastic?
Which of these is not a color of the rainbow?
Why are high voltage power lines used?
Improves efficiency Click to see the answer
What does a prism do to light?
Metals are capable of conducting electricity because they have what?
What are spaceships launched from?
What is the smallest planet in the Solar System?
Which planet has the highest mountain and deepest valley in the solar system?
Which of these lights up the sky at night?
Two particles with the same charge will what?
Which of these is famous for his work on comet orbits?
If a metal expands when it gets hot what does it do when it cools?
The scientist who gave us the '3 laws' was Isaac?
Materials that don't allow electricity to flow through them easily are called what?
What monitors the radiation dose a nuclear worker receives?
What does the sun emit?
What color is the earth wire in a plug?
What is the basic unit of electromotive force?
Volt Click to see the answer
Isaac Newton is best known for discovering what?
A circuit with more than one path is known as a what circuit?
What is the metric system based on?
Meter and kilogram
What are the moving charges in metal conductors?
Which of these is a planet?
What was the name of the space program aiming to get men on the moon?
What planet are we on?
Which of these is a measurement of speed?
Which instrument would you use to measure resistance?
What kind of resistance do conductors have?
Physics is known as the what science?
What color is the live wire in a mains plug?
What is the basic unit of resistance?
How do we know the temperature of a star?
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?
What is Earth?
A Planet Click to see the answer
Sound travels fastest through what?
What are the best reflectors of thermal radiation?
What is the human population on Mars?
Which is likely to be the first planet humans will set foot on?
Which of these does not effect the resistance of an electrical conductor?
Lighting bending as it enters another entity is called what?
Which of these is not part of an atom?
Uranium is used to create which kind of energy?
Physics is one of the oldest academic what?
Electric current is typically measured in what units?
The aurora borealis is better known as what?
Do storms occur on other planets?
Which god and planet have the alternative name of 'Jove'?
Where is the furthest a human has been?
What does kWh stand for?
What units would you use to measure the mass of something?
What do planets do around the sun?
The earth rotates in which direction?
West to East
What is the wire inside of a light bulb called?
A magnifying glass is what type of lens?
What planet in the solar system is farthest from the Sun?
Electric power is typically measured in what units?
Which planet is the only planet not named after a Greek or Roman god?
Which of theses can not be considered as a source for the energy emitted by a star?
What is a disadvantage of hydroelectric power produced by using a dam?
What is the function of the earth wire in a plug?
The most recognized model of how the universe began is known as what?
Why does light travel faster through air than water?
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?
Which of these is a secondary color of light?
Albert Einstein won which award for physics in 1921?
What is the term for a supposed alien aircraft seen in the sky?
In our solar system which would be the hottest of these planets to live on?
Who was the first person to walk on the moon?
What is the charge on an electron?
Which of these forms of carbon is a good conductor of electricity?
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?
What cannot escape from black holes?
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?
Which of these is the quantity 'half-life' used to measure?
Which of these physical properties does a squash ball have?
What is the name for the flow of electrons in an electric circuit?
What is the 'proper' name for rocket science?
What type of radiation is used when cell phones communicate with the base stations?
Electric current is measured using what device?
Which of the following would not conduct electricity?
Which units are used to measure electrical power?
Watts Click to see the answer
In blue light, what color will a red book appear?
Which of these temperatures occurs on Mercury?
Who was the first woman to win a Nobel Prize?
How do atomic bombs work?
What does nanotechnology deal with?
Very small things
Uranus' tilt is thought to be due to a collision with what, soon after its formation?
Planets that are giant balls of gas with hot liquid centers are called what?
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?
What charge do electrons have?
Who allegedly said 'There is no great genius without a mixture of madness'?
Electric current is a flow of what?
Which of these is not a source of electrical energy?
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?
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?
Which of these is a prominent constellation named after a hunter in Greek mythology?
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'?
Heat from the fuel is used to boil water in which kind of power station?
Which statement about transformers is correct?
Why airplanes fly is explained in Bernoulli's?
Which type of radioactive particles pass through the skin most easily?
In physics, a 'Newton' is a measurement of what?
On a circuit diagram, which item can be represented by a circle with a diagonal cross in it?
Which of these is a primary color of both light and pigment?
How many planets are there in the Solar System?
How old is the world's oldest known plant?
What kind of lens does a magnifying glass have?