Variables Review

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Variable

Cycle

Catapult

Airfoil

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Mass

Weight

Buoyancy

Speed

Longer string = more swings

Longer string = less swings

Shorter string = less swings

The length has no affect on the number of swings

Release position

Time of day

Mass at the end of the pendulum

Length of the pendulum

Color of the boat

If a boy or a girl added the pennies

The capacity of the boat

The shape of the basin holding the water

Measure properly

Repeat the experiment

Change one thing at a time

Test things for yourself

Capacity

Mass

Buoyancy

Variable

25-30 cm

30-35 cm

35-40 cm

40-45 cm

10.

Make the pendulum lighter

Make the pendulum heavier

Lengthen the pendulum

Shorten the pendulum

11.

Smaller units of measure

Counting by 2's

Larger units of measure

Asking Mr. Greendahl for help

12.

Lift

Gravity

Thrust

Drag

13.

1 cm

10 cm

25 cm

50 cm

14.

A bigger boat will hold more pennies.

Explanation

A bigger boat will hold more pennies.

15.

A & B

A & C

A & D

B & C

C & D would also be correct. The only variable that can change is the one she is asking about.

Explanation

C & D would also be correct. The only variable that can change is the one she is asking about.

16.

More spacers = more washers

More spacers = less washers

The spacers do not affect the number of washers needed

17.

18.

A & B

A & C

A & D

C & D

B & D would also be correct. The only difference between the cars must be the variable that she is asking about.

Explanation

B & D would also be correct. The only difference between the cars must be the variable that she is asking about.

19.

8 swings

9 swings

12 swings

13 swings

It doesn't fit the pattern.

Explanation

It doesn't fit the pattern.

20.

If everything stays the same, adding weight will decrease the distance that the plane travels.

Explanation

If everything stays the same, adding weight will decrease the distance that the plane travels.

21.

Number of winds

Number of passengers

Angle of the flight line

Starting position

22.

23.

Longer flippers had less tension, so they didn't send the object as high.

Explanation

Longer flippers had less tension, so they didn't send the object as high.

24.

A longer pendulum has to travel a greater distance.

Explanation

A longer pendulum has to travel a greater distance.

25.

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Current Version
Dec 02, 2013

Quiz Edited by
ProProfs Editorial Team
Dec 19, 2011

Quiz Created by
Zmcdermott