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PS_Newtons Laws Flashcards | StudBud
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PS_Newtons Laws
PS_Newtons Laws
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Physics Forces, Friction, Newtons Laws
Flashcards
14 cards
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Questions
14
Answers
1
What can cause a change in the acceleration of a given object?
velocity
inertia
force
speed
2
If the acceleration due to gravity changes, there will be changes to the object’s...
frictional force
inertia
weight
mass
3
If an object experiences a net force, then the object is definitely...
losing mass
accelerating
at rest
moving with a constant velocity
4
An object’s inertia is directly related to its...
Acceleration
Mass
Force
Velocity
5
The highest rate of acceleration would be achieved for object’s of...
Low mass
High mass
6
For every action force there is an equal but opposite reaction force...this is an example of Newton’s ___ law.
First
Second
Third
7
What is the net force if Sally pulls to the left with an 8N force and Bob pulls to the right with a 6N force?
2N to the right
6N to the right
8N to the left
2N to the left
8
How much does a 1.0-kg bag of tools weigh on Earth where the acceleration due to gravity is 9.8m/s^2?
19.6 N
2.4 N
9.8 N
7.6 N
9
What is the name given to the equal but opposite forces resulting from the interaction of two objects?
Action-Reaction Pairs
Field forces
Net External Forces
Gravitational Forces
10
Which of the following statements does NOT describe force?
Force causes objects at rest to remain stationary.
Force causes objects to stop moving
Force causes objects to start moving.
Force causes objects to change direction
11
What is the difference between mass and weight?
There is no difference
Mass doesn't depend on gravity & weight does
Mass depends on gravity & weight doesn't
They both depend on gravity
12
If a 620-N man sits on the floor, what force does the floor exert in response?
1240 N
6200 N
620 N
6.2 N
13
Newton’s 1st Law is often also referred to as the...
Law of Interaction
Law of Inertia
Law of Acceleration
14
Given two object’s of equal mass, if one object is accelerating at a greater rate, then it must have experienced the...
lower force
same force
Greater force