Unit 1 Science Intro to Physical Science

A series of steps used by scientists to solve a problem or answer a question.

• scientific method

• recipe

• data collection

• metric system

The clouds are grey and ground is wet.

• qualitative

• quantitative

Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?

• Quantitative observations use numbers, qualitative uses the senses.

• Quantitative observations use the senses, qualitative uses numbers.

• Quantitative observations use measurement, qualitative uses numbers.

• Quantitative observations use colors, qualitative uses the senses.

Read each statement. Then choose whether the statement is an observation, inference, or prediction.

The container is filled to the 350 mL mark.

• Observation

• Inference

• Prediction

Information gathered using your 5 senses is called an

• Observation

• Inference

What does Inference mean?

• finding details in a story

• Use clues and what you already know to come up with an idea

• Giving a reason for your answer

• Using what I know

What inference could be made about this picture?

• The child is wearing mostly red

• The child is cold

• The child will play in the snow

The independent variable is the ONE thing you _____.

• change on purpose

• control or keep constant

• measure

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more

• To know what is causing the changes. This helps us understand cause and effect.

• It is what has always been done

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

• independent variable

• dependent variable

• control variable