Keep It Movin'
What is the formula used to calculate momentum?
p = mv
What is the formula used to calculate impulse?
I = F·Δt
What is the formula used to calculate Newton’s Second Law
F = ma
An object’s tendency to stay at rest or resist a change in motion is...
Inertia
Two forces act on an object: 10 N to the right and 4 N to the left. What is the net force acting on the object.
6 N to the right
In the momentum equation, which variable represents momentum?
p
In the Impulse equation, which variable represents change in time?
Δt
In the Newton’s Second Law equation, which variable represents acceleration
a
________________ force is something that causes an object to accelerate
unbalanced
For an object sitting on a table, this force points downward toward Earth.
Fgravity
A 2 kg ball rolls at 5 m/s. What is the ball’s momentum?
10 kg·m/s
A force of 10 N is applied to an object for 3 seconds. What is the impulse applied to the object?
30 N·s
A 5 kg object experiences a net force of 20 N. What is the object's acceleration.
4 m/s²
A passenger leans forward when a car suddenly stops because their body tends to continue moving due to this property of matter.
Inertia
For an object sitting on a table, the table pushes upward on the object with this force.
Fnormal
An object has a momentum of 20 kg·m/s and a velocity of 5 m/s. What is the object's mass?
4kg
A force of 10 N acts on an object and produces an impulse of 50 N·s. What is the amount of time the force acts.
5 seconds
An object with a mass of 10 kg accelerates at 3 m/s². What is the net force acting on the object.
30N
When one variable increases by a certain factor and the other variable increases by the same factor, what type of relationship is this?
directly proportional relationship
A student pushes a box with 30 N of force to the right. Friction pushes back with 10 N to the left. What is the net force acting on the box.
20 N to the right