Tools of Science

Question 1

What do prefixes do?

Answer 1

Tell you how many of the base unit is being represented

Question 2

1 m
1kg

Answer 2

100cm
1000g

Question 3

What is mass?

Answer 3

amount of matter

Question 4

What is volume?

Answer 4

amount of space

Question 5

Ruler with 10 cm marking

Answer 5

nearest whole number

Question 6

ruler with 0.1 cm marking

Answer 6

nearest hundrenths

Question 6

Ruler with 1 cm marking

Answer 6

nearest tenths

Question 7

what is mean

Answer 7

average of a set of numbers

Question 8

what is median

Answer 8

number in the middle

Question 9

what is range

Answer 9

largest number-smallest number

Question 10

what is the independent variable and where is it located on graphs

Answer 10

factor that is varied in an experiment, it is located on the x-axis (horizontal left side)

Question 11

what is the dependent variable and where is it located on graphs

Answer 11

factor that is measure in an experiment and will change as a result of the independent variable, located on y-axis (vertical) on the right side of a data table

Question 12

both variables increase together

Answer 12

direct relationship

Question 13

as one variable increases, the other decreases

Answer 13

indirect relationship