LS3

What change of state is happening in the picture?

• solid to liquid

• gas to liquid

• liquid to solid

• liquid to gas

Tags

NGSS.MS-PS1-4

What is happening to the balloon?

• The balloon is being compressed, so the air molecules move closer together making the balloon smaller.

• The balloon is inflating because the molecules are bigger than they were taking up more space.

• The balloon is expanding, so the air molecules move further apart making the balloon smaller.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Why can you smell the cookies more than before they were baked?

• Thermal energy was removed by the oven causing the cookie dough to change from a liquid to a solid.

• Thermal energy was added by the oven causing some of the cookie dough to change from a solid, to liquid, to gas.

• Thermal energy was added causing the cookies to melt.

Tags

NGSS.MS-PS1-4

What is wrong with this picture?

• The molecules should not be grey.

• A liquid cannot change to a gas.

• The arrows for a gas should be longer than the arrows for a liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

List the steps of the scientific method

d

e

f

c

b

a

Ask a question

Draw conclusions

Conduct experiment

Communicate results

Analyze results

Form a hypothesis

Tags

NGSS.MS-LS1-5

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

This macromolecule serves as genetic storage. Information coded in repeating nucleotides acts as blueprints to build proteins.

Tags

NGSS.HS-LS1-1

A nucleic acid similar in structure and properties to DNA, but it only has a single strand of bases.

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being white?

• 25%

• 0%

• 100%

• 50%

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

In the punnett square, what is the probability for white fur?

• 0%

• 25%

• 50%

• 75%