8th Escape (Q#2)

The girl on the sled will remain in motion unless

• her motion is changed by magnetic forces.

• she is stopped by an outside force.

• she accelerates at a constant speed.

• the force of friction forcer her to move faster.

Tags

NGSS.MS-PS2-2

An inflated balloon released from rest moves horizontally.

The law that best explains this event is

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Law of Gravity

Tags

NGSS.MS-PS2-1

What is Newton's 1st Law?

• For every action there is an equal and opposite reaction.

• An object at rest will stay at rest, an object in motion will stay in motion, unless an unbalanced force acts upon it.

What is Newton's 2nd Law?

• For every action there is an equal and opposite reaction.

• Acceleration depends on two variables, the mass of the object and the amount of force.

Tags

NGSS.MS-PS2-2

The highest point on a wave is:

• the crest

• the trough

• the top

• the coast

Tags

NGSS.MS-PS4-1

Which wave has the greatest amplitude?

• A
• B
• C
• D

Tags

NGSS.MS-PS4-1

Which wave in the diagram has the greatest wavelength?

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS4-1

Which wave in the diagram has the greatest frequency?

• 1
• 2
• 3
• 4

There are 32 rolls for 16 people. How many rolls can each person eat?

• 2

• 4

• 6

• 8

The grocery store is selling turkeys for $8 each. They have sold 13 so far in the month of November. How much money has the store made so far in turkey sales?

• $96

• $104

• $112

• $124