NGSS.3-5-ETS1-3

What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?

• the paper used
• the type of paper airplane
• the distance of each plane's flight
• how hard the plane is thrown

Tags

NGSS.3-5-ETS1-3

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

Tags

NGSS.3-5-ETS1-3

The students measure how far the toy car rolls on the floor. What should the students do to determine if their results are reliable?

• Roll different toy cars down the ramps for three trials.
• Roll the same toy cars using ramps with five books and six books.
• Roll the same toy car down the ramp for three trials.
• Roll different toy cars using ramps with five books and six books.

Tags

NGSS.3-5-ETS1-3

What are variables?

• an educated guess

• things you notice around you

• things you change during an experiment

Tags

NGSS.3-5-ETS1-3

The _______________ during an experiment is what changes or is different.

• hypothesis

• conclusion

• variable

• conclusion

Tags

NGSS.3-5-ETS1-3

What is anything that you can change in an experiment that might affect the outcome?

• graph

• pendulum

• swings

• variable

Tags

NGSS.3-5-ETS1-3

a procedure carried out to carefully observe the natural world that may include making systematic observations, asking questions, gathering information, analyzing data, summarizing results, drawing conclusions, and/or communicating results; to study or test something in order to learn more about it,

• model

• investigation

• experiment

• replication

Tags

NGSS.3-5-ETS1-3

a factor that is not changed in an experiment; all the parts that stay the same to keep the experiment fair and consistent

• variable

• control group

• constant

• evidence

Tags

NGSS.3-5-ETS1-3

Which of these is a factor in an experiment that may change, but is controlled by the scientist?

• model

• investigation

• variable

Tags

NGSS.3-5-ETS1-3

Scott grew four basil plants by putting them in a mixture of water and fertilizer. He wanted to find out if growing the plants this way could make them grow taller than plants that grow in the ground. How should Scott set up a control group for his experiment?

• He should grow four basil plants in soil.

• He should grow four tomato plants in water and fertilizer.

• He should use different amounts of fertilizer for each plant.

• He should grow some plants in warm water and some in cold water.

Tags

NGSS.3-5-ETS1-3