CUA #2 Review

A teacher made lemonade for a class party. She stirred lemon juice and sugar into water. What property of the sugar remained the same when it was dissolved into the lemonade solution?

• Texture

• Size

• Color

• Taste

Tags

NGSS.MS-PS1-2

The table lists the ingredients of four mixtures. Which mixture cannot be separated by by pouring the mixture through a paper filter?

• Mixture 1

• Mixture 2

• Mixture 3

• Mixture 4

The students in Ms. Webb's science class performed an experiment about force using balloon rockets. In the experiment the students identified that the independent variable was air and the dependent variable was distance. What were some of the constant variables in their experiment?

A bowling ball is at rest on the floor. Which statement correctly describes the forces that are acting on the bowling ball?

• The forces are unbalanced, so their is no motion.

• The forces are balanced so their is no motion.

• The forces are balanced, so their is motion.

• The forces are unbalanced, so their is motion.

Tags

NGSS.MS-PS2-2

Students made several different mixtures. Choose TWO mixtures in which all of the ingredients maintain their physical properties.

• Mixture 1

• Mixture 2

• Mixture 3

• Mixture 4

• Mixture 5

You can use a paper filter to separate salt and water.

• True

• False

Which method would be best for separating pepper and water.

• Hot Plate

• Sieve

• Colander

• Paper Filter

Tags

NGSS.MS-ETS1-2

NGSS.MS-PS1-2

What statement best describes the force of friction.

• A force that resist motion.

• A force that pulls down toward the center of the earth.

• A force that pushes or pulls.

• A force that uses magnetism to attract or repel.

Students in Ms. Webb's class completed observation stations that observed how force can be measured. Select TWO correct statements about what the students observed. Use your notes from your notebook.

• To decrease the amount of force you needed to increase the mass of the object.

• The greater the mass of the object, the more force needed to move that object.

• The less mass the object had, the more force needed to move that object.

• To increase the amount of force, you needed to increase the mass of the object.

Tags

NGSS.MS-PS2-2