Unit 6 Science Vocab Flashcards

1
Q

Force

A

energy or strength that can be shown through action (ex push or pull)

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2
Q

Potential energy

A

energy that is stored within an object based on its position or condition

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3
Q

Kinetic energy

A

energy an object has when it’s in motion

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4
Q

Newtons

A

the SI unit of force that will accelerate 1kg of mass one meter per second squared

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5
Q

Gravity

A

the force that pulls something towards the center of the earth

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6
Q

Mass

A

the amount of matter contained in an object

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7
Q

Friction

A

the resistance that a surface or object encounters when moving over another

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8
Q

Balanced force

A

when two forces have the same amount of strength but act in opposite directions

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9
Q

Unbalanced force

A

the force applied in one direction is greater than the opposite side’s force

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10
Q

Speed

A

the distance an object travels per unit of time

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11
Q

Velocity

A

the speed of an object plus the direction its moving in

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12
Q

Acceleration

A

a change in an object’s speed and/or direction

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13
Q

Inertia

A

objects that are in motion/ at rest stay that way unless some force causes its speed or direction to change

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14
Q

Motion

A

when an object changes its place or position

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15
Q

Net force

A

the sum of all forces acting on an object

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16
Q

Magnitude

A

the maximum size and direction of an object

17
Q

Force pairs

A

two forces acting at the same point with the same magnitude but opposite direction

18
Q

Newton’s 1st Law

A

(inertia) an object at rest stays at rest and an object in motion stays in motion unless affected by an unbalanced force

19
Q

Newton’s 2nd Law

A

net force is equal to mass times acceleration

20
Q

Newton’s 3rd Law

A

for every action there is an equal and opposite reaction