Controlled Experiments

Question 1

Steps of the scientific method

Answer 1

1. State the problem
2. Research
3. Develop a hypothesis
4. Test the hypothesis
5. Analyze the results
6. Communicate the results

Question 2

Observation

Answer 2

Anything a person notices using their five senses

Question 3

Qualitative

Answer 3

Qualities

Question 4

Quantitave

Answer 4

Quantities

Question 5

Controlled experiment

Answer 5

A test in which only one variable is changed at a time

Question 6

Independent variable

Answer 6

What is being changed

Question 7

Dependent variable

Answer 7

What is being measured

Question 8

Control group

Answer 8

The factor being tested doesn’t change

Question 9

Constants

Answer 9

All the factors that are kept the same

Question 10

Write a problem correctly

Answer 10

The effect of [IV] on [DV]

Question 11

Write a hypothesis correctly

Answer 11

If the [IV] is [how it’s changed], then the [DV] will [your prediction]

Question 12

Continuous data

Answer 12

Data collected over a period of time (line graphs)

Question 13

Discrete data

Answer 13

Different groups or categories are being compared (bar graphs)

Question 14

If a data table is not provided

Answer 14

Construct one

Question 15

x-axis

Answer 15

Label with IV and include units

Question 16

y-axis

Answer 16

Label with DV and include units

Question 17

The origin

Answer 17

Does not have to be (0,0)

Question 18

Breaks in data

Answer 18

Are not shown with a squiggly line

Question 19

The title of the graph

Answer 19

Should describe what is being depicted on both the x- and y-axes

Question 20

When multiple sets of data are being represented

Answer 20

Create a key

Question 21

Only use _____ for depicting data

Answer 21

Normal or colored pencils