Thinking like a scientist-Controlled Experiment Quiz

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

• Dependent
• Independent
• Control
• Compound

When you make a graph, which variable goes on the Y axis?

• Independent

• Dependent

• Control

• Extraneous

An inference

• can be an opinion

• is explaining an observation

• is the third step in the scientific method

• is stating a quantity

What kind of observation is this: The tree has seven branches.

• Qualitative

• Quantitative

When you make a graph which variable goes on the X axis?

• independent

• dependent

• extraneous

• controlled

Tags

NGSS.MS-PS3-1

An observation is

• the same as an opinion

• only uses what you see with your eyes

• using one of your senses to gather information

• compares data to reach a conclusion

What type of statement is a hypothesis?

• accept or reject

• If....Then

• qualitative

• I think...because

What kind of observation is the following: The clouds are grey and ground is wet.

• Qualitative

• Quantitative

The students concluded that the plants grown indoors grew faster because they received better quality light than the plants grown outdoors. Which is the most likely reason this conclusion may be flawed?

• The students measured the plants at different times.

• The students should have grown different types of plants.

• The growth of the plants in each set was affected by more than one factor.

• The outdoor plants grew faster than the indoor plants.

Tags

NGSS.MS-LS1-5

A meteorologist recorded high temperatures for five days at three locations on land. The data are shown in the table below.

• Areas at the beach have the coolest temperatures

• Areas farther from the beach always have the warmest temperatures.

• Areas at the beach have the most stable temperatures.

• Areas farther from the beach always have the same weather as areas at the beach

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6