Energy Final

Front

What is the process by which green plants convert sunlight into chemical energy?

Back

Photosynthesis is the process by which green plants convert sunlight into chemical energy.

Front

What is the Law of Conservation of Energy?

Back

The Law of Conservation of Energy states that energy cannot be created or destroyed, only transformed from one form to another.

Front

What is the formula for calculating work done?

Back

Work done (W) = Force (F) x Distance (d) where work is measured in Joules.

Front

What is the unit of energy in the International System of Units (SI)?

Back

The unit of energy in the SI system is the Joule (J).

Front

What is the best conductor of heat?

Back

Metal is the best conductor of heat.

Front

If 150 Joules of work is needed to move a box 10 meters, what is the force applied?

Back

The force applied is 15 N.

Front

What type of energy is stored in food?

Back

Chemical energy is stored in food.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object due to its motion, calculated as KE = 1/2 mv², where m is mass and v is velocity.

Front

What is potential energy?

Back

Potential energy is the energy stored in an object due to its position or state, such as gravitational potential energy.

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance, related to its temperature.