Vocabulary
A push or pull that can act on or change an object
What is a force?
A contact force in which an object is moved away from the person or object exerting the force
What is a push?
Newton's Second Law states that the greater the force ...
What is the greater the change?
A bowling ball, a beach ball, and a basketball are rolled with the same force along a horizontal surface. The ball that will roll the shortest distance is the ...
What is the bowling ball?
**The same force is applied to each ball. The ball with the greatest mass (the bowling ball) will have the least acceleration.
The difference between balanced and unbalanced forces
What is balanced forces do not cause a change in motion and unbalanced forces do cause a change in motion?
Unequal forces that cause an object's motion to change
What are unbalanced forces?
An opposing force caused by two objects touching/rubbing against each other; a contact force that will cause motion to slow or stop
What is friction?
Newton's First Law states that an object in motion will ...
What is stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force?
The water and soap on a slip-n-slide reduces this force, which makes sliding easier (and less painful!)
What is friction?
What was the name of the scientist that discovered the Laws of Motion?
What is Sir Isaac Newton?
Newton's First Law is also known as the Law of _______?
What is inertia?
A noncontact force that pulls objects down towards the ground.
What is gravity?
Newton's Third Law states that for every action (force) there is ...
What is an equal and opposite reaction (force)?
A -gram box will take the most force to pull.
a. 10
b. 20
c. 30
d. 40
What is d. 40?
The difference between a push and a pull is...
What is a push forces an object away from oneself and a pull forces an object closer to oneself?
What is a Newton?
A noncontact force that either attracts opposite ends of a magnet together or repels like ends of a magnet apart
What is magnetic force?
**Remember, opposites attract!
The greater the force applied to an object, ...
a. the faster the object will accelerate.
b. the slower the object will accelerate.
What is a. the faster the object will accelerate?
You slip on tile while wearing socks because friction...
a. increases.
b. decreases.
By kicking a soccer ball with more force, the ball will go ...
What is farther?
A change in speed or direction (moving faster, shifting positions)
What is acceleration?
A contact force that brings an object closer to the person or object exerting the force
What is a pull?
Newton's First Law states that an object at rest will ...
What is stay at rest, unless acted upon by an unbalanced force?
When a swimmer pushes water backwards and the water pushes the swimmer forward, this is an example of which law?
What is Newton's 3rd Law?
Which force pulls you down a playground slide?
What is gravity?