Variables Test Review

What is anything that you try to keep the same so that it is considered a "fair test"?

• a controlled experiment

• a controlled variable

• a hypothesis

• an independent variable

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is the variable that is changed to see if it affects the outcome of the experiment?

• a controlled experiment

• a controlled variable

• an independent variable

• an ordinary variable

Tags

NGSS.MS-PS2-2

What is a pendulum?

• a mass suspended from a pivot (fixed) point that is free to swing

• a really weird name for a pen

• a variable

• an independent variable

When are all variables kept the same except for one?

• a controlled experiment

• an out of control experiment

• a variables experiment

• none of these

What is a hypothesis?

• a prediction that scientists make based on their knowledge BEFORE they do an experiment

• a prediction that scientists make based on their knowledge AFTER they do an experiment

• a really slow thesis

• none of these

What is an example of an independent variable from our paper airplanes experiment?

• the number of paper clips

• the distance the paper airplane was thrown

• the person throwing the airplane

• none of these

Which graph did we use in the science lab to record our data?

• a line graph

• a bar graph

• a pie graph

• a graphy graph

What is the independent variable in this experiment?

Sherry wants to know which type of bubbles last the longest. She got 5 different types of bubbles and timed how long it took each one to pop.

• Sherry

• the type of bubbles

• the amount of time it took the bubbles to pop

• the time of day

What is the dependent variable in this experiment?

Sherry wanted to know which type of bubbles last the longest. She got 5 different types of bubbles and timed how long it took each of the bubbles to pop.

• Sherry

• the type of bubbles

• the time it took each of the bubbles to pop

• the time of day

Tags

NGSS.MS-LS1-5

What is the independent variable in the following experiment?

Joey wants to know how much the amount of water given to an apple tree affects the growth of the tree. First, he plants 6 different apple trees. Then, he gives each one a different amount of water every day. After two months, he measures the height of each tree.

• the type of apple tree

• the amount of water

• the day the height is measured

• the height of the tree

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1