Forces 1
The greater the mass of an object,
A.the easier the object starts moving.
B.the greater its inertia.
C.the more space it takes up.
B
Attractive force existing between all objects with mass is called __________.
gravity
A triple beam balance will measure an object's ____
Mass
A push or a pull is called a:
Force
When the net force is not zero, forces are________
unbalanced
An object will not change its motion unless a/an _____acts on it.
unbalanced force
Forces acting on an object that do not cause the object to move are called_____________ .
balanced forces
___________forces acting on an object cause the object to move.
Unbalanced forces
The unit used to measure force
Newton (N)
The horizontal and vertical lines on a map are known as
Latitude and Longitude
True or False: All forces are a push or a pull
True
The formula for work is
Work = Force x Distance
W=FD
Sum of all forces acting on an object is called ___________.
net force
With increase in distance gravitational force________
decreases
The only undefeated team left in the NFL is the
Philadelphia Eagles
This scientist is famous for discovering gravity.
Who is Sir Isaac Newton?
Find the work if the force is 10N and the distance is 2m. (Remember, W=FD).
20 J
_____ is a force that resists the sliding motion between two objects that are touching.
Friction
Find the work if the force is 15N and the distance is 4m. (Remember, W=FD).
What is -5 + (-7)?
- 12
The unit for work is ...
Joule or J
A force going to the right at 300 N, an opposite force going to the left at 500N, the net force, and direction are______.
200N to left
When forces are ________the net force acting on an object is 0N.
balanced
What is the 3rd planet from the sun in our solar system?
Halloween is always October __
31st