Scientific method Test- Physical science

What is the part of an experiment that serves as a standard for comparison?

• Control group

• Hypothesis

• Constant

• Variable

A testable prediction that predicts a cause and effect relationship between variables.

• Analysis

• Hypothesis

• Observation

• Inference

Why is it advisable to use tongs when taking a beaker off of a hot plate?

• it prevents spilling

• it looks cool

• it prevents beaker from breaking

• it allows you to move it while its hot

A factor in an experiment that changes in response to the independent variable is the________.

• Constant

• Independent variable

• Dependent variable

• Control group

If your lab partners clothes catch on fire you should....

• Tell the teacher.

• Do nothing. It will burn out.

• Panic.

• Use a fire extinguisher.

All of the following are steps in the scientific method except...

• Observe and record data

• develop a model

• Form a hypothesis

• Discard data that doesn't match my hypothesis

A factor that does not change in a experiment is the....

• Constant

• Dependent variable

• INdependent variable

• Control group

The cause of the experiment, what we are purposefully changing is the ___________.

• Dependent variable

• Constant

• Control group

• Independent variable

Mrs. Janzen would like to measure the volume of a liquid precisely. Would would be the best lab equipment for this?

• Erlenmeyer flask

• Graduated cylinder

• Beaker

• Test tube

Which of the following is a quantitative observation?

• The dog is small

• The dog is fuzzy

• The dog has 4 legs

• The dog is cute