Scientific Method and Data Analysis

Question 1

The independent variable is ___.

Accepted Answer

shape of container

Question 2

The _________ is the part of an experiment that changes when the independent variable changes.

Accepted Answer

dependent variable

Question 3

Extrapolate the pressure of nitrogen at 340 K.

Accepted Answer

3.0 atm

Question 4

The freezing temperature of water is:

Accepted Answer

0°C

Question 5

Convert 32°C to Fahrenheit

Accepted Answer

89.6°F

Question 6

Convert -14°C to kelvin.

Accepted Answer

259.15 K

Question 7

The water, light, and heat are examples of:

Accepted Answer

constants

Question 8

This type of data uses numbers to make obsersvations and inferences

Accepted Answer

quantitative

Question 9

What group is the control group?

Accepted Answer

group 1

Question 10

Which of the following is not an observation?

Accepted Answer

The man broke his foot skiing

Question 11

What will be graphed on the x-axis of his results?

Accepted Answer

days

Question 12

What is the temperature, IN KELVIN, at 5:30pm?

Accepted Answer

274.15

Question 13

What is the temperature at which the pressure of nitrogen is 1.8 atm?

Accepted Answer

250 K

Question 14

At what time did the temperature reach freezing point?

Accepted Answer

6:15pm

Question 15

The number of times an experiment is completed are called:

Accepted Answer

trials

Question 16

What is the lowest temperature recorded on the graph?

Accepted Answer

-3°C

Question 17

What is the temperature at which all motion of particles will stop?

Accepted Answer

0 K

Question 18

"Angela’s experiment proved that earthworms move away from light." This is an example of:

Accepted Answer

conclusion

Question 19

What is the dependent variable?

Accepted Answer

sleep hours

Question 20

A _______ graph is best used for continuous data.

Accepted Answer

line graph

Question 21

Which temperature would be appropriate for swimming?

Accepted Answer

37.5°C

Question 22

If the accepted value for an experiment is 3.74 and you get 3.21, what is the percent error?

Accepted Answer

14.2%

Question 23

What is the dependent variable?

Accepted Answer

temperature

Question 24

What would the hypothesis be?

Accepted Answer

If calcium is added to food, then dogs will sleep longer.

Question 25

A hypothesis is:

Accepted Answer

the if, then statement that predicts the outcome

Question 26

The group that does not get the independent variable in a science experiment is the:

Accepted Answer

control group

Question 27

A_______ graph is best used for percentages.

Accepted Answer

circle graph

Question 28

What will be graphed on the y-axis of his results?

Accepted Answer

zombies

Question 29

The ____ is the part of the experiment that the scientist changes.

Accepted Answer

independent variable

Question 30

Which below is a valid observation?

Accepted Answer

The power lines are down

Scientific Method and Data Analysis

Questions 30

Scientific Method and Data Analysis

Questions 30