Yowell 1.1 Matter, Energy, and Changes Review

Consider the reaction: 2 H₂O + energy --> 2H₂ + O₂

• exothermic because releasing energy

• exothermic because absorbing energy

• endothermic because absorbing energy

• endothermic because releasing energy

Tags

NGSS.HS-PS1-4

Heat flows from _______ to ______ objects

• cooler to warmer
• warmer to warmer
• warmer to cooler
• cooler to cooler

Tags

NGSS.HS-PS3-4

What does temperature measure?

• heat

• average kinetic energy

• space

• time

Tags

NGSS.HS-PS3-2

Releasing heat into the surroundings occurs during an ___________________ reaction.

• Exothermic

• Endothermic

• Kinetic Energy

• Thermal Energy

Tags

NGSS.HS-PS3-4

A gas has ________ kinetic energy than a liquid.

• more

• less

Tags

NGSS.MS-PS1-4

When wood is burned in a campfire, the process is...

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

In an exothermic reaction, heat is a...

• product

• reactant

Tags

NGSS.HS-PS1-4

In an endothermic reaction, heat is a...

• product

• reactant

Tags

NGSS.HS-PS1-4

If you touch an exothermic reaction, it will feel...

• hot

• cold

Tags

NGSS.HS-PS1-4

If you touch an endothermic reaction, it will feel...

• hot

• cold

Tags

NGSS.HS-PS1-4