1.5 Cards Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is an independent variable?

A

The variable that is changed in an experiment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a dependent variable?

A

The variable affected by the change in the independent variable
(measured)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What things should a hypothesis be?

A

Specific, testable, explanatory, and you can use it for predictions.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a control group?

A

A group used to make comparisons to see if the changed variable has an effect

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is an experimental group?

A

1 or more groups with the chnaged variable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Why should you only have 1 changed variable?

A

So you can determine what is giving you the results

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

How does the amount of makeup one applies affect how clear their skin is?
What is DV

A

The dependent variable is the skin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

How does the amount of makeup one applies affect how clear their skin is?
What is IV

A

The independent variable is the makeup

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Is plant growth affected by the color of the light? (red, blue, green, or yellow)
What is DV

A

plant growth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Is plant growth affected by the color of the light? (red, blue, green, or yellow)
What is IV

A

Color of light

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What laundry detergent removes stains more effectively?
what is dv

A

stains removed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What laundry detergent removes stains more effectively?
what is iv

A

Laundry detergent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What type of paper towel is more absorbent?
what is dv

A

amount absorbed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What type of paper towel is more absorbent?
what is IV

A

type/brand of paper towel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What size battery has the longest life span?
What is DV

A

life span

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What size battery has the longest life span?
What is IV

A

Type of battery

17
Q

What are some ways to avoid bias?

A

Multiple tests, average data, random sub-set, statistical tests, different testers

18
Q

Do different types of music affect math accuracy?
What is DV

A

math accuracy

19
Q

Do different types of music affect math accuracy?
What is IV

A

type of music

20
Q

How many experimental groups should you have?

A

1 or more

21
Q

What axis does the independent variable go on?

A

y-axis
(vertical)

22
Q

What axis does the dependent variable go on

A

x-axis
(horizontal)