Modeling Matter - Quiz 2

A ______________ is something scientists make to answer questions about the real world.

• molecule

• model

• mixture

• substance

Tags

NGSS.MS-LS1-2

NGSS.MS-PS1-1

 _______________ is information that supports an answer to a question.

• inference

• explaination

• observation

• evidence

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

To mix evenly into a liquid by breaking into pieces that are too small to see.

• dissolve

• repel

• evaporate

• attract

Jason mixes sugar into water and after observing, claims that the sugar disappeared. Which of the following is true regarding John’s claim? 

• His claim is valid. The sugar particles have changed and are no longer sugar.

• His claim is valid. The sugar particles no longer exist.

• His claim is invalid. The sugar particles did not vanish. Instead, the entered the air as a gas.

• His claim is invalid. The sugar particles did not vanish. Instead, they changed form and dissolved into the liquid water.

Tags

NGSS.MS-PS1-5

_________ is to describe how something works or why something happens.

• analyze

• explain

• infer

• observe

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS1-4

NGSS.MS-LS4-4

When you mix a solid into a liquid until you cannot see it anymore, it has_________.

• disappeared

• melted

• dissolved

• evaporated

Tags

NGSS.5-PS1-1

NGSS.5-PS1-4

All solids dissolve in water

• false

• true

Why does filling a balloon with air prove that air is matter?

• You cannot see the particles.

• The balloon may begin to float or move.

• The balloon is getting bigger, so air is taking up space.

Scientific models can be changed and improved.

• true

• false

Tags

NGSS.MS-ETS1-4

NGSS.MS-LS2-3