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5th Grade > Science - Mechanical Objects / Forces and Motion > Flashcards

Science - Mechanical Objects / Forces and Motion Flashcards

1
Q

_______ is the act of moving.

A

Force

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2
Q

In what ways can an object move?

A

Up and down
Back and forth
Zig zag
Straight

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3
Q

A pull or a push that makes something move is called a _______.

A

Force

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4
Q

An object moves _______ when you apply more force.

A

Faster

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5
Q

You need to apply _______ force to move heavier objects than lighter ones.

A

Greater

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6
Q

Would you need more fore to move a book or a pencil? Why?

A

More, because a book is heavier and it doesn’t roll

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7
Q

Is gravity a pull or a push?

A

Pull

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8
Q

_______ pulls things toward the center of the earth.

A

Gravity

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9
Q

Work happens whenever a _______ makes an object move.

A

Force

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10
Q

How can you make a soccer ball roll just a little bit?

A

By using a little force when kicking it

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11
Q

How could you make a baseball move really quickly?

A

By using a lot of force when throwing it

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12
Q

How could you make a wagon move around a corner?

A

By pulling the wagon and changing direction by turning it around the corner

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13
Q

What is gravity?

A

A force that pulls things towards the earth

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14
Q

What is friction?

A

A force that makes objects that are moving slow down or stop

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15
Q

How does friction change the motion of an object?

A

Friction makes an object slow down speed

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16
Q

How can you make sure an object keeps moving when friction is making it slow down?

A

Apply more force

17
Q

List 5 examples of actions.

A

Push
Pull
Turn
Press
Electrical force

18
Q

Explain what a Turn is.

A

Complete or partial rotation

19
Q

Explain what it means to move horizontally.

A

Left-right translation

20
Q

Explain what it means to move vertically.

A

Up-down translation

21
Q

What do you call a movement where you are moving up-down and left-right all at the same time.

A

Helical

22
Q

List the possible results of applying a force.

A

Roll
Move forward
Move backward
Throw
Propel
Whip
Mix
Cut
Balance
Oscillate
Topple

23
Q

Movements can be _______ or _______.

A

Transmitted or transformed

24
Q

What is the transmission of movement?

A

The communication of the same movement from one part to another with possible variations in speed.

25
Q

Give an example of transmission of movement.

A

A marble that is rolling hits another marble and that one starts to roll. They are doing the same movement.

26
Q

What is the transformation of movement?

A

An action that changes the nature of the movement

27
Q

Give an example of transformation of movement.

A

Kicking a soccer ball. Your foot is moving forward but when you kick the ball it rolls. Your foot and the ball are doing a different movement.

28
Q

Chain and cog wheel.

Is this an example of Transmission or Transformation?

A

Transmission - both cogs are turning

29
Q

Gears

Is this an example of Transmission or Transformation?

A

Transmission - both gears are turning

30
Q

Friction wheels

Is this an example of Transmission or Transformation?

A

Transmission - both wheels are turning

31
Q

Pulley and belt

Is this an example of Transmission or Transformation?

A

Transmission - both wheels are turning

32
Q

Wheel and worm gear

Is this an example of Transmission or Transformation?

A

Transmission - both the wheel and the worm are turning

33
Q

Cam and roller

Is this an example of Transmission or Transformation?

A

Transmission - both the cam and roller are turning

34
Q

Rack and pinion

Is this an example of Transmission or Transformation?

A

Transformation - the pinion is turning and the rack is moving from side to side

35
Q

Rod and crank

Is this an example of Transmission or Transformation?

A

Transformation - the crank is turning and the rod is moving from side to side

36
Q

Screw and rack or Screw and nut

Is this an example of Transmission or Transformation?

A

Transformation - the screw is turning and the nut is moving from side to side

37
Q

Crank and slide

Is this an example of Transmission or Transformation?

A

Transformation - the crank is turning and the slide is moving from side to side

38
Q

What happens when you apply force?

A

You produce movement

5th Grade (7 decks)

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