Forces
Motion
Vocabulary
Newtons Laws of Motion
Calculations
100
A type of force applied only when one object actually touches another
what is Contact Force?
100
A type of force that does not cause a change in motion?
what is BALANCED FORCES?
100
The state in which one objects distance from another is changing is called?
what is MOTION?
100
Which Newton's Law explains for every action there is an equal or opposite reaction. Forces are found in pairs.
what is NEWTON'S 3rd LAW of MOTION?
100
Sophia pushed a shopping cart with a mass of 10 Kg with a force of 4.0N. What is the shopping cart's acceleration?
A= F/M
A= 4.0N/10Kg
A= 0.4m/s2
200
A type of force that pulls objects towards each other as a result of their masses
what is Gravity?
200
An object in motion will stay in motion unless a __________ acts upon it ?
What is FORCE ?
200
what is a resistance to change is motion
what is INERTIA?
200
Which Newton's Law best explains INERTIA?
what is NEWTON'S 1st LAW?
200
What is the unit used for FORCE, for MASS, and for ACCELERATION when calculating Newton's Second Law of Motion?
Force= Newton (N)
Mass= Kilograms (Kg)
Acceleration= m/s2
300
Who discovered the laws of motion and the law of universal gravitation?
Who is SIR ISAAC NEWTON?
300
Which type of force will cause a change in an object's motion?
what is UNBALANCED FORCES?
300
The _________ of an object is the distance the object moves per unit of time
what is Speed?
300
Sir Issac Newton discovered how many Laws of Motion?
what is 3 ?
300
What is the SI unit for Force?
what is NEWTON (N)?
400
A contact force that two surfaces exert on each other when they rub against one another.
what is Friction?
400
The tendency of objects to resist a change in motion is called
what is INERTIA?
400
_______ is the speed in a given direction?
what is VELOCITY?
400
One of Sir Isaac Newton Law explains the equation
Net Force = Mass x Acceleration. Which law ?
Newton's 2nd Law of Motion?
400
A helicopter with a mass of 500 kg flies with an acceleration of 13.88 m/s2 What is the force applied by the engine to carry the helicopter as it flies?
F= m/a
F= 500 kg /13.88 m/s2
F= 36.02 N
500
A type of force applied to an object in opposite directions that are not equal in size
what is UNBALANCED FORCES ?
500
A place or object used for comparison to determine whether something is in motion
what is a REFERENCE POINT?
500
The overall force on an object when all the individual forces acting on it are added together
what is NET FORCE?
500
A rocket pushes burning gases DOWN which causes the rocket to launch UP. Which law is this?
what is NEWTON's 3rd LAW?
500
A pitcher throws a baseball that has a mass of 0.145Kg with a force of 35N. What is the baseball's acceleration?
A=F/m
A= 35N/0.145Kg
A= 241.38 m/s2