ICP-Physics Newton's Laws Review

Question 1

An astronaut has a mass of 80 kg What is his weight on the Moon? (round to the nearest whole #)

Accepted Answer

133 lbs`

Question 2

The amount of inertia possessed by an object is dependent solely upon its

Accepted Answer

mass

Question 3

The tendency to resist changes in an object's state of motion is known as

Accepted Answer

inertia

Question 4

If the net force acting upon an object is 0 N, then the object MUST

Accepted Answer

be at rest

Question 5

The acceleration of an object is _______ related to the mass of the object.

Accepted Answer

inversely

Question 6

The force of gravity is analogous to (the same as)

Accepted Answer

the weight of an object

Question 7

The standard metric unit for mass is

Accepted Answer

kilogram

Question 8

Rank the objects listed from smallest to greatest inertia based on their mass/velocities given.

Accepted Answer

c, d, a, b

Question 9

Are the vehicles (a, b, c) shown being acted upon by an unbalanced force?

Accepted Answer

yes, no, yes

Question 10

The force diag show mag/direc of forces acting on objects. Rank in order of accel, lg to sm

Accepted Answer

c, a, d, b

Question 11

What is the mass of a 10-kg object on Earth?

Accepted Answer

10 kg

Question 12

The force exerted by gravity on 5 kg is

Accepted Answer

49 N

Question 13

The acceleration of an object is _____ related to the net force exerted upon it.

Accepted Answer

directly

Question 14

A block hangs at rest from the ceiling by a pc of rope. Which forces are acting on the block?

Accepted Answer

gravity, tension, normal

Question 15

Below are pairings of opposing forces. Identify which pair of forces are NOT opposing forces.

Accepted Answer

applied force:normal force

Question 16

For the diag, dtrmn the net force, the mass and accel for the object AND direc for force/accel

Accepted Answer

ƩF = 16N, right m = 4 kg, a = 4 m/s2, right

Question 17

The value of force of gravity, "g", on Earth is always _____, regardless the object's mass.

Accepted Answer

9.8 m/s/s per kg of mass

Question 18

Which variables listed below hv a direct effect on the amt of air resis an object experiences?

Accepted Answer

speed and cross sec. area of the object

Question 19

The force of gravity (Fgrav) is calculated using this formula:

Accepted Answer

Fgrav = m x g

Question 20

once terminal velocity is reached, the force of air resistance is ___ the force of gravity.

Accepted Answer

equal to

Question 21

The amount of force required to keep a 6-kg object moving with a constant velocity of 2 m/s is

Accepted Answer

12 N

Question 22

An object is accel at 8m/s2 when the net force is doubled. The new accel will be

Accepted Answer

16 m/s2

Question 23

The standard metric unit for force and weight is

Accepted Answer

Newton

Question 24

As an object moves faster and faster, the amount of air resistance

Accepted Answer

increases

ICP-Physics Newton's Laws Review

Questions 24

ICP-Physics Newton's Laws Review

Questions 24