Week 3-5 Science 6 Q3

What energy is present in a moving object?

• chemical energy

• kinetic energy

• nuclear energy

• potential energy

When does energy transformation occur? Energy transformation occurs when ________.

• Energy moves from one place to another

• Energy changes from one form to another

• When energy is created or destroyed

• When energy remains the same

How does energy transformation occur in a ceiling fan?

• From electrical to mechanical energy

• From electrical to chemical energy

• From mechanical to electrical energy

• From mechanical to thermal energy

Explain how energy transformation occur in a green plant on a sunny day. When ____________.

• Light energy transforms into mechanical energy

• Chemical energy transforms into mechanical energy

• Light energy transforms into chemical energy

• Chemical energy transforms into light energy

How does energy transformation occurs when you rub your hands together?

• From mechanical to heat

• From mechanical to chemical

• From heat to light

• From heat to mechanical

Energy is the ability to cause change.

• True

• False

Energy from the sun and energy from the food are just different forms of the same thing.

• True

• False

Electricity cannot be produced by sunlight.

• True

• False

Wind and hydroelectric can also be used as alternate sources of energy.

• True

• False

A fire is an example of an object that can change electrical energy into light energy.

• True

• False