Types of Investigations Unit 1B

You count how many prickly pear cacti are growing in a field and record the number of pads on each plant

• Descriptive

  Investigation

• Comparative

  Investigation

• Experimental

  Investigation

Using the same model of piston, you test 4 different weights of oil to see which one will allow the piston to last the longest at 60 strokes a minute.

• Descriptive

  Investigation

• Comparative

  Investigation

• Experimental

  Investigation

Tags

NGSS.MS-ETS1-3

Park rangers count the number of rattlesnakes observed along a specific trail at different times during the year. They use this information to let campers know when it is safer to go off path.

• Descriptive

  Investigation

• Comparative

  Investigation

• Experimental

  Investigation

Tags

NGSS.MS-LS2-1

You take two boxes of breakfast cereal, extract the iron from both boxes and look at the differences in iron content.

• Descriptive

  Investigation

• Comparative

  Investigation

• Experimental

  Investigation

A new star is observed in the Andromeda Galaxy. Observations and data are collected on this new star.

• Descriptive Investigation

• Comparative

  Investigation

• Experimental

  Investigation

Tags

NGSS.MS-ESS1-3

You are testing how the diameter of a liquid splatter changes as you raise the height from which it is dropped.

• Descriptive

  Investigation

• Comparative

  Investigation

• Experimental

  Investigation