Open Scied

When a system is cooling down, energy is __.

• transferring out of it

• transferring into it

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

NGSS.MS-PS3-4

Energy transfers from hotter objects to "colder" ones.

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

NGSS.MS-PS3-4

In a solid, particles move ___

• by sliding past each other

• freely

• in place

In a gas, particles move

• freely

• by vibrating in place

• by sliding past each other

Tags

NGSS.MS-PS1-4

When a system is warming up, energy is

• transferring into it

• transferring out of it

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Particles in colder water move less than particles in hotter water.

• true

• false

Tags

NGSS.MS-PS1-4

Energy is __ when higher-energy particles come into contact with lower-energy particles.

• transferred

• lost

• missing

• qualitative

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

A __system is one in which no matter can enter or exit.

• locked

• solid

• closed

• tight

Tags

NGSS.MS-PS1-5

__ has mass and takes up space. Liquids and gases are made of particles of this.

• space

• temperature

• systems

• matter

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is is called when gas molecules turn into a liquid?

• condensation

• evaporation

• melting

• freezing

Tags

NGSS.MS-PS1-4