Unit 1 Test Content

Question 1

What two parts does a measurement have?

Answer 1

number value and a unit

Question 2

List the SI prefixes from smallest to largest

Answer 2

milli, centi, deci, kilo

Question 3

the variable that we change in the experiment (what we know before the experiment) x-axis

Answer 3

independent variable

Question 4

the thing that we measure in the experiment (what we don’t know before the experiment) y-axis

Answer 4

dependent variable

Question 5

variables that should not change because they might affect results

Answer 5

constants

Question 6

variables that get changed by the scientists

Answer 6

experimental group

Question 7

variables that do not get changed by the scientists

Answer 7

control group

Question 8

a testable prediction

Answer 8

hypothesis

Question 9

SI base unit for length

Answer 9

meter (m)

Question 10

SI base unit for time

Answer 10

seconds (s)

Question 11

SI base unit for volume

Answer 11

liter (L)

Question 12

SI base unit for mass

Answer 12

gram (g)

Question 13

… relationship goes up on a graph

Answer 13

direct

Question 14

… relationship goes down on a graph

Answer 14

inverse

Question 15

What graph do you use to determine numbers and such?

Answer 15

line graph

Question 16

What graph do you use to determine subjects like colors and such?

Answer 16

bar graph

Question 17

What graph do you use for percentages?

Answer 17

pie graph