Category 1: Matter and Energy Review

Front

What is the role of copper in electrical circuits?

Back

Copper serves as a conductor for energy to flow from one place to another.

Front

What is the primary function of a switch in an electrical circuit?

Back

A switch is used to turn on and off the flow of current.

Front

What happens to an ice cube placed in a pan over an open flame?

Back

The ice cube changes from a solid to a liquid and then to a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

If 27 grams of salt is added to water and the solution is heated, how much salt remains after evaporation?

Back

27 grams of salt will remain after the water evaporates.

Tags

NGSS.MS-PS1-4

Front

What is a conductor?

Back

A conductor is an object that allows heat or electricity to pass through easily.

Front

What is the difference between a conductor and an insulator?

Back

A conductor allows the flow of electricity or heat, while an insulator resists it.

Front

What is the process of changing from a solid to a liquid called?

Back

Melting.

Tags

NGSS.MS-PS1-4

Front

What is the process of changing from a liquid to a gas called?

Back

Evaporation.

Tags

NGSS.MS-PS1-4

Front

What is the significance of energy transfer in a circuit?

Back

Energy transfer is essential for powering devices and enabling functionality in electrical circuits.

Tags

NGSS.MS-PS3-5

Front

What is thermal conductivity?

Back

Thermal conductivity is the ability of a material to conduct heat.

Tags

NGSS.MS-PS3-3