Unit 1 Review

The variable that you can change during an experiment is the ________variable.

The variables that stay the same in each trial of an experiment are the __________ variables.

The variable that is being measured or the data that is being collected is the __________ variable.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

All of the following are quantitative observations EXCEPT:

• The dog weighs 15 pounds.

• The dog is 5 years old.

• The dog is 16 inches tall.

• The color of the dog's fur is white.

A qualitative observation is an observation that...

• involves using the 5 senses.

• is something that can be counted or measured.

• is created after making an inference.

Which of the following is an inference based on the image?

• The tent is yellow.

• The fire has 3 logs.

• Spongebob and Patrick are very shocked at what they are looking at.

• Patrick is holding a notepad and pencil.

What effect does water have on how tall plants grow?

Independent Variable:

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What effect does water have on how tall plants grow?

Dependent Variable:

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A hypothesis is created after you have made.....

• an observation.

• an inference.

• a conclusion.

• an experiment.

Tags

NGSS.MS-PS2-2

Ana wants to learn more about motion and how toy cars work.

What steps should Ana take to best study the motion of toy cars?

• form a hypothesis, conduct an experiment, record data, make a conclusion.

• conduct an experiment, form a hypothesis, make a conclusion, record data.

• form a hypothesis, record data, conduct an experiment, make a conclusion.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1