AI Physics Test Quiz

An athlete runs at 5 m/s. If their mass is approximately 70 kg, what is a reasonable estimate for their kinetic energy?

• 100 joules

• 200 joules

• 500 joules

• 900 joules

Which pair of quantities share the same base SI units?

• Force and Stress

• Pressure and Stress

• Velocity and Acceleration

• Energy and Power

When a tennis ball reaches its maximum height after being hit, what is true about its motion?

• It is in equilibrium

• It has upward acceleration

• It has zero velocity

• It has downward acceleration

If the distance between two point masses is halved, by what factor does the gravitational force increase?

• 2

• 4

• 8

• 16

What is the correct SI unit conversion for Hubble's Constant?

• m/s^2

• s^-1

• m/s/Mpc

• km/s/Mpc

In a diffraction pattern, how many bright spots are visible if there are bright spots on either side of the central maximum?

• 9

• 7

• 5

• 11

The elastic potential energy of a spring is proportional to which of the following?

• Mass cubed

• Mass squared

• Mass

• Square root of mass

Which of the following distances is the largest?

• Astronomical Unit

• Kilometer

• Parsec

• Light Year

What is the rule for adding percentage uncertainties in experiments?

• Multiply fractional uncertainties

• Add percentage uncertainties

• Add absolute uncertainties

• Subtract percentage uncertainties

In the kinetic theory of gases, which statement is correct?

• Gas particles are stationary

• Gas particles move randomly

• Gas particles have no volume

• Gas particles exert no forces on each other