Energy

What is the mass of the ball used in the experiment?

• 0.25 kilograms

• 0.2 kilograms

• 0.15 kilograms

• 0.1 kilograms

What is the potential energy of the ball at the top of the ramp?

• 4.4 joules

• 5 joules

• 3 joules

• 6 joules

What principle states that the total mechanical energy of the ball is conserved?

• Conservation of momentum

• Conservation of mechanical energy

• Conservation of mass

• Conservation of velocity

What is the velocity of the ball at the lowest point of the ramp?

• 6.5 meters per second

• 8 meters per second

• 7.66 meters per second

• 7.02 meters per second

What is the kinetic energy of the ball when it hits the ground?

• 4.4 joules

• 5 joules

• 3.7 joules

• 4 joules