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A puddle of water seemed to disappear. The heat caused the water to -

• melt
• condense
• evaporate
• cool

Tags

NGSS.MS-PS1-4

NGSS.MS-ESS2-4

What is a example of a conductor?

• wood 
• metal
• rubber
• rock

What is a example of a insulator?

• metal 
• rubber
• water

Tags

NGSS.MS-PS3-3

Material that allow heat and electricity to pass through them easily are called _________ 

• Conductors
• Insulators
• D-cell

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Material that do not allow heat and electricity to pass through them easily are called _________ 

• Conductors
• Insulators
• D-Cell

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which list shows the order from the most dense to the least dense?

• Screw, grape, sponge, bottle cap

• Sponge, bottle cap, grape, screw

• Screw, bottle cap, grape, sponge

• Screw, grape, bottle cap, sponge

A student put the 4 objects listed in a bucket of water. Which two objects are most likely less dense than water?

• Glass Marble and Metal Paper Clip

• Wood Block and Plastic Ball

• Wood Block and Metal Paper Clip

• Glass Marble and Plastic Ball

Evaporation can be used to seperate...

• a solid from a liquid

• a liquid from a solid

• an evap from an oration

• a gas from a solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is a Filter?

• A filter is a membrane that blocks larger particles from getting through with the water.

• A filter is a device that make are water dirty.

• A filter is someones mouth.

• A filter is a membrane that allows larger particles to go through with the water.

Which one of the following would you use to separate sand from iron filings?

• a bar magnet
• filter paper
• chromatography paper
• alum