Science Inquiry

In a controlled experiment, how many independent variables can be worked with at a time? 

• one
• none
• two or more
• how ever many makes sense.

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

• All of the above

A student wants to test the effects of type of exercise on heart rate.  What is the independent variable?

• type of exercise
• heart rate
• amount of time exercise occurs
• gender of person that exercises

If your teacher asked you to make qualitative observations about the class’s pet hamster, which group of words might be used?

• A  mass of 3 kg, 11 cm long, age of 16 months
• A  mass of 3 kg, 11 cm long, cute
• A  long hair, white and brown colored, soft
• A  temperature, length, weight

Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?

• A  Quantitative uses numbers, qualitative uses the senses.
• A  Quantitative uses the senses, qualitative uses numbers.
• A  Quantitative uses measurement, qualitative uses numbers.
• A  Quantitative uses colors, qualitative uses the senses.

When you are smelling a chemical, you should

• whiff
• waft
• take a deep breath
• smell it for as long as you can

It is OK to start a lab before you read all the directions.

• True
• False

The following shoes are BEST to wear when doing science labs.

• open-toed shoes
• sandals
• closed-toed shoes
• slippers

Observation or Inference: I think the weather is cold.

• Observation

• Inference

Tags

CCSS.RI.6.1

CCSS.RI.7.1

CCSS.RI.8.1

CCSS.RL.6.1

CCSS.RL.7.1

Qualitative or Quantitative: There is 300 mL of liquid in this beaker.

• Qualitative Observation

• Quantitative Observation