Unit 1TEST Review

observations that deal with numbers are

• inferences

• interpretations

• quantitative

• qualitative

Which of the following is an observation?

• The clothes are damp.

• The person is ironing with starch.

• There is a yellow cloth being ironed.

• The iron is hot.

observations that deal with descriptions are

• inferences

• dependent variables

• quantitative

• qualitative

A testable question

• can't have a yes or no answer

• can be answered with research

• is an opinion

• doesn't require collecting data

a possible answer to the testable question

• hypothesis

• controlled variable

• dependent variable

• observation

involves using your senses and is always a fact

• observation

• inference

• variable

• testable question

units used to measure mass

• meters

• degrees

• seconds

• grams

The variable that is purposely changed is the

• independent variable

• dependent variable

• inference

• controlled variable

The variable that is measured is the

• independent variable

• dependent variable

• controlled variable

• inference

Which of the following is an appropriate testable question for the experiment shown?

• Does adding larger amounts of fertilizer make plants grow taller?

• Does adding water make plants grow better?

• How will different amounts of fertilizer impact plant growth?

• Does the color of the light impact plant growth?