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Gears and Rotating Motion

Authored by KATIE WADE

Physics

9th - 12th Grade

NGSS covered

Used 18+ times

Gears and Rotating Motion
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11 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A gear turns 2 full rotations. How many degrees is this?

1080 degrees

540 degrees

720 degrees

4π4\pi

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A wheel turns 1 and a quarter turn. What is the change in angle in radians?

3π2\frac{3\pi}{2}

5π2\frac{5\pi}{2}

7π2\frac{7\pi}{2}

3π3\pi

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A bicycle has 60 teeth on the input gear (the one connected to the pedals) and 20 teeth on the output gear (the one connected to the rear wheel). How many revolutions will the rear wheel make for each revolution of the pedal?

3 revolutions

2 revolutions

4 revolutions

5 revolutions

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

An input gear with 50 teeth turns an output gear with 25 teeth. The input gear turns 720 degrees. How many degrees does the output gear turn?

18000 degrees

36,000 degrees

1440 degrees

360 degrees

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The input gear turns  2π2\pi  radians as the output gear turns  10π10\pi  radians.  If the output gear has 10 teeth, how many teeth does the input gear have?  

60 teeth

20 teeth

5 teeth

50 teeth

Tags

NGSS.MS-PS2-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The _________________ gear in a gear set will turn the fastest.

smallest

largest

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 46 tooth input gear rotates 180 degrees. Through what angle does the 36 tooth output gear rotate?

230 degrees

140 degrees

8280

6480

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