Chemical Energy: IQWST Lesson 8

This is accompanied by the release of heat

• exoergic

• exothermic

• endothermic

• endoergic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

requiring the absorption of heat

• exoergic

• endothermic

• exothermic

• endoergic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-6

This energy is associated with temperature or heat?

• chemical energy

• kinetic energy

• light energy

• thermal energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

All matter has thermal energy (TE)?

• True

• False

Tags

NGSS.MS-PS1-4

Some chemical reactions release energy, others store energy.

• True

• False

Tags

NGSS.MS-LS1-7

The energy type that is associated with chemical reactions is

• potential energy

• chemical energy

• kinetic energy

• thermal energy

Tags

NGSS.MS-PS3-4

NGSS.MS-LS1-7

Color change, bubbles, and temperature change are all signs of kinetic energy

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The amount of energy transfer needed to change the temperature of a matter sample by a given amount depends on........

• nature of the matter

• size of the sample

• the environment

• all of the above

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In chemical reaction all the same atoms of the original substances are still there, but they have......

• rearranged to form new substance

• rearrange to form the same substance as before the reactions

• been destroyed and are not the same as before

• all of the above

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Atoms can be destroyed but cannot be created.

• True

• False

Tags

NGSS.MS-PS1-5