Chapter 1 Lesson 3

Question 1

Write a hypothesis about if cats gender affects their tail length.

Answer 1

A cats tail length is directly/indirectly affected by the gender of the cat

Question 2

If we are seeing if cats gender affects their tail length, what is the independent variable?

Answer 2

Cats gender

Question 3

If we are seeing if cats gender affects their tail length, what is the dependent variable?

Answer 3

Tail length

Question 4

If we are testing what solution keeps flowers for the longest and we are using, vinegar, saltwater, normal water, and distilled water, what is the control group?

Answer 4

The normal water

Question 5

Why is having a control group important?

Answer 5

It can ensure that your data is foolproof and correct by staying the same throughout the experiment.

Question 6

What is an error bar?

Answer 6

A bar that signifies the possible source of error in a data set

Question 7

Why are error bars important?

Answer 7

They can make sure that your data actually shows change and is not false

Question 8

What axis does the dependent variable go on?

Answer 8

X-Axis

Question 9

What axis does the independent variable go on?

Answer 9

Y-Axis