Motion
What is the equation for speed
Speed = distance/time
An object stays in its current state of motion unless acted on by an...
Unbalanced force
Newton's Second Law states that force equals mass times this.
Acceleration
Newton's Third Law states that for every action, there is an equal and opposite one of these.
Reaction
A Book Sitting on a shelf has what type of energy?
GPE
Vector shows both?
Magnitude & Direction
It keeps objects in motion.
Inertia
This unit of force is defined using Newton's Second Law
Newton (N)
A man pushing a car with 1400N of force, how much force does the car push back.
1400N in in the opposite direction.
A Roller Coaster going down hill posses what energies.
KE and GPE
The units for velocity is?
meters per second
This force opposes motion.
Friction
State the the equation for Force:
F=ma
This everyday action relies on Newton's Third Law to move you forward.
Walking
What is the unit for energy?
Joules
Each dot on a ticker timer = how many seconds
0.02
Newton's First Law is also called the Law of this
Inertia
According to Newton's Second Law, force and acceleration always have this relationship.
Proportional Relationship
What University did Newton Study at?
Cambridge
Heat and Sound
An athlete runs the 400m race in 50sec. What is their displacement.
0
This safety device in cars relies on Newton's First Law to protect passengers.
Seatbelt
Doubling this while keeping force constant will halve the acceleration.
Mass
This device in cars uses Newton's Third Law to reduce impact forces in collisions.
Airbag
What has more energy. A. 1kg stone dropped from 10m or B. 1kg stone travelling at 10m/s.
A