Scientific Process and Measurements

What is a larger form of measurement?

• milliliters (mL)

• Liters (L)

Answer explanation

A Liter soda is much larger than a milliliter (few drops) of soda.

How many milliliters in a Liter?

• 10

• 100

• 1000

• 10000

Answer explanation

Divide by 10 three times is the same as dividing by 1000.

Select the word that is not one of the components to a hypothesis

• If

• Or

• Because

• Then

Answer explanation

A hypothesis statement is structured: If...then...because...

Or is not one of the components.

What is another form of referring to a regular hypothesis?

• Null Hypothesis (H₀)

• Alternative Hypothesis (H_a)

Answer explanation

Your hypothesis is also called the Alternative Hypothesis.

Which is a larger form of measurement?

• Millimeter (mm)

• Centimeter (cm)

Answer explanation

There are 10 small millimeters in a centimeter.

In an experiment testing how different types of light affect plant growth which items would be the constants.

• Light

• Water

• Soil

• Type of pot

Answer explanation

Constants remain the same

to keep the experiment simple.

In this experiment, the type of light does not remain the same.

Tags

NGSS.MS-LS2-1

In an experiment testing how different types of light affect plant growth which item would be the variable.

• Light

• Water

• Soil

• Type of pot

Answer explanation

Variables are what you change or control in the experiment.

Variables are what you test.

In this experiment, the type of light does not remain the same.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

Independent Variable is...

• What I control in the experiment

• What is measured

Answer explanation

Independent Variable is what you can change in the experiment.

Tags

NGSS.MS-PS3-4

Dependent Variable is...

• What I control in the experiment

• What is measured

Answer explanation

Dependent variable is what was affected (or depended) on the independent variable.

Dependent is what you measure after your experiment.

Tags

NGSS.MS-PS3-4

3.8 centimeters is the same as how many millimeters? (Just type the number in)

(a)  

Answer explanation

3.8 cm is 38 little mm