Energy And Speed Lesson 1 Flashcards

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1
Q

The distance an object moves in an amount of time

A

Speed

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2
Q

The speed and direction of an object

A

Velocity

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3
Q

A change in velocity over time

A

Acceleration

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4
Q

The ability to do work

A

Energy

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5
Q

The energy that is stored inside an object

A

Potential energy

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6
Q

The energy an object has because it is moving

A

Kinetic energy

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7
Q

The process of an object changing position over time

A

Motion

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8
Q

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

A

Contact force

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9
Q

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

A

Energy transfer

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10
Q

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

A

Non-contact force

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11
Q

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

A

Conservative of energy

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12
Q

The force of attraction between two due to their mass

A

Gravity

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13
Q

We use energy to change things

A

Grow ,move , do work

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14
Q

object with potential energy are not using ____ right now but it is stored and can be used _____

A

Energy
Later

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15
Q

The high the object the _____ position energy

A

More

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16
Q

Kinetic energy does not ______ if an object moves higher or lower

A

Change

17
Q

An object’s kinetic depends on the object’s ____________

A

speed

18
Q

The object with greater ________________ has more kinetic energy

A

Greater
Mass

19
Q

_________ is the energy an object gains when work is done on it

A

Mechanical energy

20
Q

Two former of mechanical energy

A

Potential energy kinetic energy

21
Q

__________ is any push or pull

A

Force

22
Q

___________ of an object depends on the force on the object

A

Acceleration

23
Q

If you apply the same force to two objects of different masses the greater mass accumulates more
________

A

Slowly

24
Q

The pull of gravity on 2 objects depends on two factors

A

Amount of matter Distance

25
Q

Gravity __________as distance increases

A

decrease

26
Q

The pull of gravity between earth and moon causes the __________

A

Tides

27
Q

_____________. Is a force that opposes the motion of one object moving past another

A

Friction

28
Q

Energy is transferred when it ____________ from one form to another.

A

Changes

29
Q

_____ cradle is an example of transforming energy.

A

Newton’s

30
Q

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

A

Inertia