What is Heat?

What is heat?

• A form of energy

• A type of matter

• A chemical reaction

• A physical object

Tags

NGSS.MS-PS3-4

Which material is a good insulator?

• Copper

• Silver

• Fabric

• Metal

Tags

NGSS.MS-PS3-3

The transfer of heat within a liquid or gas is called:

• Conduction

• Convection

• Radiation

• Evaporation

Tags

NGSS.MS-PS1-4

Which of the following is a conductor?

• Rubber

• Glass

• Silver

• Wood

When you touch a metal spoon that has been sitting in a pot of hot soup, why does it feel hot?

• Because the soup cools down the spoon

• Because metal is a good insulator

• Because metal conducts heat from the soup to your hand

• Because the spoon generates its own heat

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

A movement of heat between two objects that are touching.

• conduction, convection, and radiation

• only conduction

• only convection

• only radiation

You hold a hot cup of tea in your hands on a cold day. Which way will the heat energy flow?

• From the tea to your hands

• From your hands to the tea

• No heat flow occurs

• Heat flows in both directions equally

Tags

NGSS.MS-PS3-3

NGSS.MS-PS1-4

What happens when objects of different temperatures touch?

• Temperatures will rise

• Conduction will begin.

• Heat will flow from the warmer object to the cooler object.

• Evaporation takes place

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

How does energy from the sun reach earth?

• Through radiation

• Through conductors

• Through convection

• Through insulators

What is used to cover wires and keep people safe from electricity and heat?

• plastic

• A thin layer of fur

• foam

• rubber