Experimental Variables

What do scientists call a testable explanation that gives a possibility (if) and explains what may happen because of the possibility (then)?

• experiment

• hypothesis

• investigation

• evidence

What do scientists call performing a set of controlled observations to test a hypothesis?

• experiment

• hypothesis

• observation

• evidence

Which of these describes an independent variable?

• The variable you test by changing it

• The results/what you measure

• Something you could change but don't

• Something you hold constant in the experiment

Which of these describes a dependent variable?

• The variable you test by changing it

• The results/what you measure

• Something you could change but don't

• Something you hold constant in the experiment

Which of these describes a control variable?

• The variable you test by changing it

• The results/what you measure

• Something you could change but don't

Which of these describes a control variable?

• The variable you test by changing it

• The results/what you measure

• Something you hold constant in the experiment

I want to see how the temperature of water affects the speed of rusting. IV =

• Temperature of water

• Speed of rusting

• Type of liquid

• Type of nail

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

I want to see how the temperature of water affects the speed of rusting. DV =

• Temperature of water

• Speed of rusting

• Type of liquid

• Type of nail

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

I want to see how the temperature of water affects the speed of rusting. CV =

• Temperature of water

• Speed of rusting

• Type of liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

I want to see how the temperature of water affects the speed of rusting. CV =

• Temperature of water

• Speed of rusting

• Type of nail

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4