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Physics: Motion and Newton's Laws Flashcards | StudBud
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Physics: Motion and Newton's Laws
Physics: Motion and Newton's Laws
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1
To determine your acceleration when running the 100m dash you would need to know your:
Velocity
Time
Acceleration due to gravity
Both time and velocity
2
This variable can be measured in meters per second squared (m/s2)
time
acceleration
distance
velocity
3
The units for m =________
N
m/s^2
m/s
kg
4
An object can accelerate when:
Changing direction
Speeding up
Slowing down
All of the above
5
The units for F=_____
m/s
m/s^2
N
s
6
If the same force is applied to an object with a larger mass, it will have a _____ acceleration.
larger
smaller
7
An object that is NOT MOVING, or is at ______________, will stay at__________.
deceleration
acceleration
rest
velocity
8
What property of an object determines how much inertia it has?
force
gravity
mass
weight
9
Newton's Second Law of Motion is known as___________
Inertia
Action
Force
F=ma
10
The greater the force applied to an object, the _____________ acceleration
lesser
greater
11
Newton's 3rd Law of Motion is also known as THE LAW OF___________
F=ma
Forces
Inertia
action and reaction
12
When a car's velocity is positive and its acceleration is negative, what is happening?
The car is changing directions
The car is not accelerating
The car is slowing down
The car is speeding up
13
The units for a= ____________
m/s^2
N
kg
m/s
14
True or False? Inertia is the tendency of an object to continue at rest or in constant motion.
False
True
15
Newton's First Law of Motion is known as the LAW OF_________________
Force
Inertia
Action
Reaction
16
Newton's 3rd Law states that forces must ALWAYS occur in _______.
Earth
Reactions
Pairs
Actions
17
an object that is MOVING will keep moving with constant_____________.
acceleration
deceleration
rest
velocity
18
Newton’s second law says that when a(n) _____ force is applied to a _____, it causes it to_____.
acceleration, force, mass
External, mass, accelerate
mass, acceleration, external force
force, mass, accelerate
19
An object in motion will remain in motion UNLESS, an _______________ force acts on it
Gravitational
Centripetal
External
Internal
20
An object will move at the same velocity, which means at the same _____ and in the same______
distance and space
time and place
velocity and acceleration
speed and direction