PLTW Unit 2 test review flashcards

PLTW Unit 2 test review flashcards

Assessment

Flashcard

Engineering

9th Grade

Practice Problem

Easy

Created by

Allyson Smith

Used 1+ times

FREE Resource

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26 questions

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1.

FLASHCARD QUESTION

Front

How many simple machines are there?

Back

6

2.

FLASHCARD QUESTION

Front

A gear ratio is.....

Back

The ratio of the sizes of two gears

3.

FLASHCARD QUESTION

Front

The MA of a gear train, the driver gear (input gear) is 10 N and the driven gear (output gear) is 60N? GR = N out/N IN

Back

6

4.

FLASHCARD QUESTION

Front

An idler gear allows ....

Back

Change in direction of rotation

5.

FLASHCARD QUESTION

Front

Which gear is the idler gear? (Refer to the image of three gears: red, blue, and gray)

Media Image

Back

Blue

6.

FLASHCARD QUESTION

Front

If the driver (input) gear turns clockwise, the output or driven gear will turn:

Back

Counterclockwise

7.

FLASHCARD QUESTION

Front

The gear that is rotated by the driver gear is called the _______.

Back

output (or driven gear)

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