Unit 1 Review

If the motion of molecules increase, it means......

• Energy has been added.

• Energy has been removed.

• There's no such thing as energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Organize the following......

• Shiny (luster), conductor, malleable

• Non-metals

• Brittle, dull, not a conductor

• Metals

• Semi-conductor, properties of both

• Metalloids

Which is not a physical property of metal?

• Conductor

• Shiny

• Brittle

• Malleable

D=M/V is the formula for figuring out density.

• True

• False

When molecules expand and ____________, they harden into a solid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Which is not a property of non-metals?

• Malleable

• Brittle

• Not conductive

• Dull

Leslie mixed a few liquids from her science class in a beaker. When they settled, the _________ liquids were on the top.

The liquids with the most density will ________ of the beaker.

• Sink to the bottom

• Float to the top

• Stay in the middle

When particles are close together......

• They don't move freely (vibrate) Least kinetic energy.

• They move freely. Most kinetic energy.

• They move a little. Medium kinetic energy.

Tags

NGSS.MS-PS1-4

Particles in the gas phase.....

• Move freely

• Don't move, vibrate

• Move just a little

Tags

NGSS.MS-PS1-4