Introduction to Motion

Question 1

What is the purpose of a reference point?

Revolt · Accepted Answer

to establish a point from which to measure future distance, or if movement has occurred

Question 2

91013✔ 16

Revolt · Accepted Answer

16

Question 3

Some life forms move so slowly that their movement cannot be detected by normal observation. The best way to determine any movement is by placing a mark at some point, and observing any change in position from it. Why is this true?

Revolt · Accepted Answer

The mark is a reference point.

Question 4

01✔ 234

Revolt · Accepted Answer

2; Selection 1: 2; Selection 2: 16

Question 5

✔ 02345

Revolt · Accepted Answer

0

Question 6

212325✔ 2729

Revolt · Accepted Answer

27; Selection 1: 27; Selection 2: 19

Question 7

greater thanless than✔ equal to

Revolt · Accepted Answer

equal to

Question 8

17✔ 19212325

Revolt · Accepted Answer

19

Introduction to Motion Answers

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