Physical Science Review

Inertia is described by Newton’s

• 1st law of motion
• 2nd law of motion
• 3rd law of motion
• Law of gravitation

The newton is a unit of

• Speed
• Force
• Velocity
• Acceleration

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

According to Newton’s 2nd law of motion, force is equal to mass times

• Acceleration
• Speed
• Velocity
• Inertia

Action forces and reaction forces are described by Newton’s

• 1st law of motion
• 2nd law of motion
• 3rd law of motion
• Law of gravitation

Tags

NGSS.MS-PS2-1

_________ is the tendency of an object to resist change in motion.

• Friction
• Acceleration
• Force
• Inertia

_________ is the tendency of an object to resist sliding between two touching surfaces.

• Friction
• Acceleration
• Force
• Inertia

What tool is used to measure force?

• Triple beam balance
• Graduated cylinder
• Spring scale
• Meter stick

Calculate the force of a 5kg cat accelerating at 2m/s2.

• 2.5 N
• 3 N
• 7 N
• 10 N

Tags

NGSS.MS-PS2-2

If you double the amount of force applied to an object, what happens to its acceleration?

• The acceleration remains constant
• The acceleration doubles
• The acceleration triples
• The acceleration decreases

Tags

NGSS.MS-PS2-2

Three spring scales are linked together. A student pulls on the first spring scale with a force of 8 N. What will the other two spring scales read?

• Both will read 4 N
• Both will read 8 N
• Both will read 16 N
• All three will have different readings

Tags

NGSS.MS-PS2-2