A_12 The Nature of Science Test Review

Match the following definitions.

• the effect that is measured

• controlled variables

• 1 variable that is changed

• dependent variable

• variables that we keep the same

• independent variable

How many variables should you change in an experiment?

(a)  

Tags

NGSS.MS-PS2-2

There are 8 birthdays in October

• observation
• Inference

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

The container is filled to the 350 mL mark.

• Observation
• Inference

Read each statement. Then choose whether the statement is an observation, or inference.
I can jump high in tennis shoes because they have rubber on the bottom. 

• Observation
• Inference

The penguin is jumping because he wants to get food.

• Observation
• Inference

There are fourteen penguins.

• Observation
• Inference

A scientific theory can become a law if it has enough evidence to support it.

• True

• False

A scientific theory provides and explanation for how or why an event occurred.

• True

• False

A scientific law states that an event will occur.

• True

• False