Scientific Investigation

A science class wanted to know if an empty wagon and a wagon full of books would roll down a ramp at the same speed. What is the independent variable in this experiment?

• The height of the ramps

• the types of books

• the speed of each wagon

• the type of wagons

Tags

NGSS.MS-PS2-2

Which equipment below would be used to measure the length and mass of an insect?

• 1 and 6

• 4 and 6

• 6 and 10

• 1 and 10

Max is doing an experiment on tomato plants. His hypothesis is, “A tomato plant will not grow in a shady area.” On which of these relationships did Max base his hypothesis?

• Warm temperature causes plant growth.

• Sunlight causes plant growth.

• Tall plants cause shade.

• New plants need fresh water.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

10 centimeters long

• Qualitative Data 

• Quantitative Data 

• \

Thick

• Quantitative Data 

• Qualitative Data 

Long

• Qualitative Data 

• Quantitative Data 

5 meters thick

• Qualitative Data 

• Quantitative Data 

You want to know if the mass of a paper airplane or the height from which it is released affects how far the airplane will fly. Which variable should stay the same in the experiment you would conduct?

• the mass of the plane

• the distance traveled

• the height the plane is released from

• the material the plane is made from

Tags

NGSS.MS-PS2-2

The chart above recorded data about the motion of two objects. What information can you conclude from this data?

• Object A is heavier than Object B.

• Object B is heavier than Object A.

• Object A is faster than Object B.

• Object B is faster than Object A.

Tags

NGSS.MS-PS3-1

Students planted two types of beans seeds. Both types of bean seeds are measured after two weeks. What is the dependent variable in this experiment?

• The type of seed

• the type of soil

• the growth of the seeds

• the type of pot

Tags

NGSS.MS-LS1-5