Nature of Science

Using one or more of your senses to gather information is called

• Inferring

• Observing

• Predicting

• Hypothesizing

Tags

NGSS.2-PS1-1

NGSS.K-2-ETS1-1

The amount of space occupied by an object is its ________________.

• length

• volume

• mass

The variable that is changed by the scientist to test a hypothesis is called the _________________________ .

• dependent variable

• independent variable

• control

Tags

NGSS.MS-PS2-2

The _________________________ is the base metric unit of mass.

• Liter

• meter

• gram

Which is the best description of the dependent variable?

• the variable that is changed by the scientist

• the variable that is measured

• the variable that does not change

Tags

NGSS.MS-PS1-2

The independent variable is the ONE thing you _____.

• change on purpose
• control or keep constant
• measure

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

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

Tags

NGSS.MS-PS2-2

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

What is being changed in this experiment?

• ramp height
• the speed that the ball rolls
• type of ball

What is being kept constant?

• ramp height
• speed of the ball rolling
• type of ball

Tags

NGSS.MS-ETS1-2