Physics Trivia - GCSE & A-Level

What is the speed of light in a vacuum?

Who developed the theory of general relativity?

What is the standard unit of electric charge?

What is the value of acceleration due to gravity on Earth?

Which subatomic particle has a negative charge?

According to Newton's first law, an object in motion stays in motion unless acted upon by a what?

• Unbalanced external force

• Balanced external force

What is the force that opposes motion between two surfaces in contact?

• Friction

• Gravity

If a car travels 50 meters in 5 seconds, what is its average speed?

• 10 m/s

• 20 m/s

What type of wave does not require a medium to travel?

• Electromagnetic waves

• Sound waves

Which colour of visible light has the longest wavelength?

• Red

• Blue