Benchmark Review

The variable that is being tested or changed

• independent variable

• dependent variable

• control variable

The variable that is being measured

• independent variable

• dependent variable

• control variable

the variable that is kept the same to make sure results are caused by the thing being tested

• independent variable

• dependent variable

• control variable

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant

• The amount of sunlight

• The type of music

• The type of liquid

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

• Type of plant

• Water, apple juice, milk

• Plant growth

Tags

NGSS.MS-LS1-5

Mr. S normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his independent variable?

• Type of reward

• Praise

• Type of dog

• Amount of time the dog follows commands

Mr. S normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his dependent variable?

• Type of reward

• Praise

• Type of dog

• Amount of time the dog follows commands

Which macromolecule is made of simple and complex sugars?

• lipids

• proteins

• carbohydrates

• nucleic acids

Tags

NGSS.HS-LS1-6

Which macromolecule stores energy, insulates us, and makes up the cell membrane?

• lipids

• proteins

• carbohydrates

• nucleic acids

DNA and RNA are examples of...

• proteins

• nucleic acids

• carbohydrates

• lipids