20 questions
What is the correct formula for mass?
a=fm
f=ma
m=a/f
m=f/a
The pull of gravity on earth is
9.18 m/s2
8.19 m/s2
9.81 m/s2
8.91 m/s2
Acceleration is measured in
m/s
m/s2
s/m2
mph
A______ is a push or pull on an object
move
motion
wave
force
Mass is the measure of _______.
density
pounds
weight
matter
An object at rest, stays at rest until it is acted upon by
unbalanced force
balanced force
friction
inertia
Newton's Law that says one objects exerts an equal and opposite force on another is
4th Law
2nd Law
3rd Law
1st Law
Given a force of 10 Newtons and an acceleration of 2 m/s2, what is the mass?
5 Newtons
20 Kg
5 Kg
20 Newtons
If a 10 kg cart is rolling at 4 m/s2, what is the force?
2.5 n
40 kg
2,5 kg
40 n
The tendency of an object to resist a change in motion.
inertia
friction
repellant
force action pair
Force Action pairs are part of Newton's _____ Law.
3rd
1st
2nd
4th
Force equals _______ times acceleration.
gravity
centripetal force
motion
mass
Newtons ____ Law is also known as the Law of Inertia.
4th
3rd
2nd
1st
For every action there is an equal and opposite reaction is Newton's _____ Law
3rd
2nd
4th
1st
The SI unit for mass is
pounds
kg
liters
meters
The change in distance and direction is
velocity
reference point
relative position
displacement
Speed is the measure of an objects ______per unit of time.
constant speed
velocity
distance
instantaneous speed
Acceleration is a measure of the change in _____ over time.
velocity
speed
kph
mph
Balanced forces result in _________.
net force of 0
net force of 10
movement
attractive force
Newton built his 1st Law of Motion from ________ ideas.
Magellan
Democritus
Galileo
Einstein