Chemical Energy

What is chemical energy?

• Energy of motion

• Energy of gravity

• Energy that is released and transformed into other types of energy when a chemical reaction occurs.

• Energy of particles moving fast when heated or slower when cooled.

Tags

NGSS.HS-PS1-4

The factors that affect chemical energy are

• mass and sound waves

• height and mass

• rigidity and compression

• mass and type of material

Which of the following is NOT an example of chemical energy?

• A glow stick.

• A battery

• a rock about to fall off a cliff

• A burning match

A battery transforms:

• Chemical energy into electrical energy

• Chemical energy into kinetic energy

• Electrical energy into chemical energy

• Electrical energy into kinetic energy

An example of a conversion of electrical energy is a...

• hair dryer plugged into a wall socket.

• ball bouncing on the floor.

• a battery controlled

Tags

NGSS.HS-PS3-3

What are the factors that affect gravitational energy?

• mass and speed

• mass and elevation

• height and volume

• elevation and type of material

Tags

NGSS.HS-PS2-4

What are the factors that affect kinetic energy?

• speed and height

• speed and type of material

• mass and speed

• mass and volume

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

What are the factors that affect elastic energy?

• deformation and speed

• rigidity and speed

• deformation and rigidity

• compressibility and height

What are the factors that affect thermal energy?

• height and elevation

• deformation and temperature

• temperature and volume

• temperature and mass

Tags

NGSS.HS-PS3-4

Which factors are needed to make electricity flow

• closed circuit

• an energy source

• wires to conduct the electricity

• all of the above