Unit 3 Section 1

All matter is made up of smaller pieces called

• particles

• space

• weight

• chemicals

Tags

NGSS.MS-PS1-1

How are the particles in each state of matter different?

• the particles are different sizes

• the particles are arranged differently

• the particles are different materials

• the particles are different shapes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When a material dissolves it,

• expands into a larger piece of material

• changes the state of matter it is in

• separates with a material it is mixed with

• mixes completely with another material

Which of the following is true about matter?

• All matter can be seen

• All matter has a fixed volume

• All matter has weight

• all of the above

Tags

NGSS.MS-PS1-5

As Mason plays with his dog in his backyard, he can tell that his neighbors are cooking food on an outdoor grill, even though he cannot see them. What explanation BEST tells why?

• Heat coming from the neighbors’ grill can be felt by Mason

• The air that touched the food is carried by the wind to Mason’s nose.

• Invisible particles of the food float through the air to reach Mason’s nose.

• Mason thinks he can see smoke rising from the neighbors’ backyard.

Tags

NGSS.MS-LS1-8

Getting a hot air balloon ready to take a ride takes some work. First, the empty balloon is spread out on the ground. Then an electric fan is pointed toward the opening in the balloon and turned on. How does the fan cause it to inflate?

• The weight of the fan causes the balloon to inflate because the balloon is lighter than the fan.

• Invisible particles of the fan push against the inside of the balloon as the fan is in motion.

• The fan heats the air inside the balloon, so the balloon becomes lighter than the air inside it.

• The fan pushes invisible air particles into the balloon that push against the inside of the balloon. C

Tags

NGSS.MS-PS1-4

Carly’s dad mixes a spoonful of sugar into a cup of hot coffee. What can Carly predict will happen to the sugar?

• The solid sugar particles will mix with the liquid coffee particles until it dissolves. The solution will resemble coffee.

• The liquid sugar particles will mix with the liquid coffee particles until they dissolve. The solution will resemble sugar.

• Solid sugar particles will mix with the gaseous coffee particles until they dissolve. The solution will resemble coffee.

• Solid sugar particles will mix with the liquid coffee particles until they dissolve. The solution will resemble sugar.

Tags

NGSS.MS-PS1-2

Ms. Reynolds’ class is trying to model with their bodies how water particles move in a bowl of liquid water. How should the students move to BEST model this motion?

• stay close together and move about slowly

• walk past each other slowly while some students stand in place

• run around and remain as far apart from each other as possible

• sit down on the ground, holding hands tightly, and try not to move

Tags

NGSS.MS-PS1-4

Alejandro wants to harvest sea salt from the sea water his sister and brother collected in a bucket. Which method should he ask his parents for help with in order to complete this task?

• putting the sea water in metal pan in an oven until the water evaporates

• pouring the sea water through a strainer to remove the salt grains

• placing the sea water under a microscope and removing the salt with pliers

• swirling the sea water and scooping out the salt on the bottom of the container

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Gas has

• fixed volume and fixed shape

• fixed shape

• fixed volume

• none of the above