Forces And Motion Lesson 1

Question 1

_________force that results from the interaction of two objects in contact with each other

Answer 1

Contact Force

Question 2

The movement of energy from one object to another or the change of energy from one form to another

Answer 2

Energy transfer

Question 3

A force which acts on an object without coming physically in contact with it

Answer 3

Non-contact force

Question 4

The distance an object moves in an amount of time

Answer 4

Speed

Question 5

The speed and direction of an object

Answer 5

Velocity

Question 6

A change in velocity over time

Answer 6

Acceleration

Question 7

The ability to do work

Answer 7

Energy

Question 8

The energy that is stored inside an object

Answer 8

Potential energy

Question 9

The energy an object has because it is moving

Answer 9

Kinetic energy

Question 10

The process of an object changing position over-time

Answer 10

Motion

Question 11

A principle in physics that states that energy can neither be created nor destroyed and that the total energy of an system by itself remains constant

Answer 11

Conservation of energy

Question 12

The tendency of a moving object to keep moving in a straight line or of any object or resist a change in motion

Answer 12

Inertia

Question 13

The force of attraction between two objects due to their mass

Answer 13

Gravity

Question 14

We use energy to change___________________,
____________________, ________________________ and do
________________________.

Answer 14

Things; move; grow; work.

Question 15

Objects with potential energy are not using _______________ right now but it is stored and can be used___________________.

Answer 15

Energy; later

Question 16

The higher the object, the ____________________pontential energy

Answer 16

More

Question 17

Kinetic energy does not ______________________if an object moves higher

Question 18

An objects kinetic energy depends on the objects ________________

Answer 18

Speed

Question 19

The object with greater___________________ has more kinetic energy

Answer 19

Mass

Question 20

__________________ in the energy an object gains when work is done on it

Answer 20

Mechanical energy

Question 21

Two forms of mechanical energy:

Answer 21

Potential energy kinetic energy

Question 22

_______________ is any push or pull

Answer 22

Force

Question 23

_________________ of an object depends on the force on the object

Answer 23

Acceleration

Question 24

If you apply the same force to two objects of different masses, the grater mass accelerates more________________________

Answer 24

Slowly

Question 25

The pull of gravity on 2 objects depends on two factors:

Answer 25

A.Amount of matter in the objects.
B. Distance between objects

Question 26

Gravity_______________ as distance increases

Answer 26

Decreases

Question 27

The pull of gravity between earth and moon causes the_____________

Answer 27

Tides

Question 28

__________________ is a force that opposes the motion of an object moving past another

Answer 28

Friction

Question 29

Energy is transformed when it _________________ from one form to another

Answer 29

Changes

Question 30

________________ cradle is an example of transferring energy.

Answer 30

Newtons