SCIENTIFIC METHOD QUIZ

Dependent Variables are which of the following?!

• The parts of the experiment that respond to the change in the activity.

• The parts of the experiment that remain the same in the activity.

• The parts of the lab that are changed in order to measure something else.

• The portion of the lab that is used to determine the hypothesis.

Marcos wants to know: Does the type of gasoline put in a car effect how fast the car can drive? What is the independent variable?

• Type of gasoline
• which car the gas is put into
• how fast the car can drive
• how much gas is put into the car

Tags

NGSS.MS-PS3-1

Which is the best definition of hypothesis? 

• An informed answer to a testable question written as an if...then...because statement
• A question that can be answered by an experiment
• A procedure used to test a hypothesis
• What you are comparing in an experiment

The part of the experiment that remains the same for the control and experimental group.

• constants
• control
• independent
• dependent

The part of the experiment that is used for comparison

• control
• quantitative
• data
• observation

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

What are variables in science?

• Questions

• Predictions

• Parts of the experiment that can change

• Observations

You are doing an experiment recording the growth of plants under different amounts of sunlight. What is the dependent variable?

• The amount sunlight

• The growth

• The experiment

• The amounts of photons

What are "constants" in an experiment?

• Factors that remain the same in an experiment

• Numbers and values found within an experiment

• Factors that change in an experiment

• Explanation of your observations

Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the independent variable.

• amount of water

• temperature of water

• size of ice cube

• height of ice cube