Benchmark Review

 

This model represents a mystery material that is most likely

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

 

This model represents a solid because the particles are...

• far apart and moving freely

• Close together and flow past each other

• tightly packed and vibrating

A pan heating on the stove is an example of________ because the heat is transferred from the flame to the pan through __________contact.

• convection, direct

• conduction, direct

• radiation, indirect

What data should the students collect in order to describe the energy transfer between the blocks and the water?

• The time it takes to heat up each block.

• The initial and final temperatures of the water in the beakers.

• The volume of the water before and after the blocks are added.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What form of heat transfer causes hot air to rise and cold air to fall?

• Conduction

• Convection

• Radiation

Based on the pictures, what always happens during a chemical reaction?

• There is always fire!

• A new substance is formed.

• Everything turns white.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Based on the picture, what happens to atoms before and after a chemical reaction?

• The atoms rearrange themselves to form a new substance.

• The atoms stay the same.

• The atoms appear from the atmosphere to form a new substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How is liquid water different from frozen water?

• Frozen water particles are farther apart.

• Frozen water particles are closer together.

Tags

NGSS.MS-PS1-4

How many oxygen molecules does water have?

• 0

• 1

• 2

Tags

NGSS.MS-PS1-1

How is hydrogen peroxide different from water?

• Water has one more oxygen atom.

• Hydrogen peroxide has one more oxygen atom.

• The two substances are the same.

Tags

NGSS.MS-PS1-1