Energy

What is the unit of Velocity?

• m/s

• m/s²

• m²/s²

• m

What type of energy is needed for a battery?

• Electric Potential

• Electrical

• Nuclear

• Radiant

What is a joule?

• 1 kg x m/s²

• 1 kg x m

• 1 kg x m²/s²

• 1 m²/s²

How fast does gravity accelerate?

• 9.8 m/s

• 6.67 x 10^-11kg

• 6.67 m²/s²

• 9.8 m/s²

What is the law of conservation of energy?

• Where energy can't be created or destroyed

• Where energy is the same always

• Where energy is able to be always used

• Where energy cant be converted into any other forms

The sum of kinetic and potential energy is

• Magnetic Energy

• Mechanical Energy

• Velocity Squared

• Kinetic Energy

What is the Kinetic Energy of an object moving at 1 m/s and has a mass of 2 kg?

• 2 Joules

• 1 Joules

• 0.5 Joules

• 4 Joules

Radiant Energy is what type of Energy?

• Kinetic Energy

• Potential Energy

• Nuclear Energy

• Sound Energy

If a roller coaster at the very top of a drop has 9000 Joules of Potential Energy, how much Mechanical Energy does it have?

• 9000 Joules

• 18000 Joules

• 4500 Joules

• 10000 Joules

Which of these is not a power source?

• Biomass

• Geothermal Activity

• Nuclear Power

• Gravitational Power