Study sets, textbooks, questions
Upgrade to remove ads
Chapter 2 Science test
Terms in this set (30)
What do you call a push or pull?
a _________ force is a push or pull on one object by another that is touching it.
____________ is an example of a non contact force.
The Si unit for force is the ____________.
______________ is an attractive force between all objects that have mass.
The amount of matter in an object is called _____________.
What determines the amount of gravitational force between two objects?
mass and distance
When you measure the gravitational force on an object you are measuring ___________.
___________ is a force that resist the motion of two surfaces touching each other.
________,__________, and ________ are the types of friction.
static, sliding, and fluid
How can you reduce the amount of rolling friction or sliding g friction?
The combination of all forces acting on an object is called the __________ force.
Forces that combine and act on an object with a net force of zero are __________ forces.
Forces acting on an object that combine and form a net force that is not zero are called ________ forces.
Which of newton's laws of motion stated that if the net force on an object is zero, the motion of the object does not change?
What kind of force causes a change in the motion of an object?
The tendency of an object to resist a change in its motion is called ________.
what two things can change when forces cause change in the motion of an object?
speed and direction
Which of newton's laws state that the acceleration of an object is equal to the net force acting on the object divided by the objects mass?
What is the acceleration of a rock if a 24n net force acts on the 8 kg rock?
How much force is required to accelerate a 1Kg object 9.8m/s/s?
__________ motion is any motion in which an object is moving along a curved path.
a force that acts perpendicular to the direction of motion, toward the center of the curve, is called ___________ force.
Which of newtons laws stated that when one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.
A ___________ is the force two objects exert on each other.
what are the forces called in a force pair?
______________ is a measure of how hard it is to stop a moving object.
What are two factors that determine the amount of momentum an object has?
mass and velocity
how do you calculate momentum?
What stated that the total momentum of a group of object stays the same unless outside forces act on the object?
law of conservation of momentum
Sets found in the same folder
Ch. 11 chemical bonds and compounds
Chapter 12 Test
Ch. 1 Science Test
Other sets by this creator
Chapter 3 test
Greek City States test
PRE-AP: Vocabulary List - Quiz 2/5
PRE-AP: Vocabulary - Quiz 1.29