Energy and Its Forms: Understanding Energy Transformations

Understanding energy transformations helps in explaining how energy is ______.

• Created

• Transferred

• Destroyed

• Ignored

_______ energy is the energy of moving electrons.

• Thermal

• Chemical

• Electrical

Stored energy in bonds is referred to as _______ energy.

• Chemical

• Elastic

• Nuclear

• Gravitational

What is chemical energy?

• Energy stored in chemical bonds

• Energy from the sun

• Energy from wind

• Energy from water

When chemical bonds are broken, the released energy can ____.

• evaporate

• do work

• disappear

• freeze

Chemical compounds, including fuels such as coal and gasoline, ____ energy.

• store

• release

• waste

• absorb

Electrical energy occurs due to the flow of ______ in a conductor.

• Protons

• Neutrons

• Electrons

• Atoms

The flow of electrons in a circuit is from the ______ terminal to the ______ terminal of the battery.

• Positive, Negative

• Negative, Positive

• Neutral, Positive

• Positive, Neutral

In the context of electrical energy, what is the primary function of a battery?

• To store light

• To provide a path for electrons

• To supply energy

• To act as a resistor.

What happens when electric charges exert forces?

• They stop moving

• They do work

• They disappear

• They change color.