8

The phase change from water vapor to liquid water is known as...

• evaporation

• precipitation

• condensation

• sublimation

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Which state of matter has both definite shape and definite volume?

• Gas

• Liquid

• Solid

Tags

NGSS.MS-PS1-4

Label the 3 states of matter shown here

c

b

a

Liquid

Solid

Gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Gunpowder is an explosive mixture of Potassium nitrate, Carbon in the form of charcoal, and Sulfur. Which of the following properties most likely explains the use of gunpowder in fireworks?

• carbon

• nickel

• zinc

• none of these

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

A gas typically consists of:

• low energy particles that experience high attractive forces between them.

• low energy particles that experience no attractive forces between them.

• high energy particles that experience high attractive forces between them.

• high energy particles that experience little attractive force between them

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Put each state in order from particles closest together to particles farthest apart.

• Solid

• Gas

• Liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Most elements at room temperature are ​ (a)  

• solid

• liquid

• gas

These leaves have what kind of arrangement?

• Palmate

• Opposite

• Alternating

• Parallel

In a healthy, functioning ecosystem, chemicals and nutrients are constantly recycled and reused.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which resource does NOT need to go through a "cycle" because it is an unlimited supply and will never run out in the near future?

• pollinators (bees/bugs)

• natural gas

• oil

• solar energy