Vocabulary
How fast or slow an object is moving over time
What is speed?
Forces that are equal in strength but opposite in direction
What are balanced forces?
Newton's First Law is also known as this
What is Law of Inertia?
Name the action force of a child swimming in the water?
What is a child swimming?
Object's that affect one another
What are interacting objects?
A measure of how much matter is in a substance
What is Mass?
Forces that are not equal in strength and cause a motion in the direction of the stronger force
What are unbalanced forces?
Newton's Law of motion that states an object at rest stays at rest and an object in motion stays in motion, unless an outside force acts on the object
What is Newton's First Law?
Name a reaction force for a rocket flying through the air
What is the air behind the rocket?
A push or pull that can change the motion of an object
What is Force?
The sum of all forces acting on an object
What is net force?
Known as the law of action/reaction
Name an action force for kicking a soccer ball
What is the foot on the soccer ball?
The instrument used to measure force.
What is a spring scale?
A force that pulls objects downward to Earth
What is gravity?
The unit of measurement for force
What is Newtons?
If the Net Force is 10 and the Mass(kg) is 2, what is the acceleration
What is a = 5 m/s/s
Name a reaction force to a bat hitting a ball.
What is the ball putting force back on the bat?
A measurement an object's motion that is the product of its mass and velocity
What is momentum?
A force that slows down or stops motion when objects rub together
What is Friction?
To strike or hit something with any amount of force
What is collide?
When forces are unbalanced, this occurs.
What is motion?
What is the action force of a dog walker taking a dog for a walk.
What the dog pulling on the leash?
How do forces always occur?
What is in equal and opposite pairs?