Updated Unit 1 Biology Basics

All of the following pieces of equipment EXCEPT for _____ could be used for transferring a liquid from one container to another.

• Beaker

• funnel

• petri dish

• graduated cylinder

Sue needs 43 mL of water to make his smoothie. Which tool would give her the most precise measurement?

• beaker

• flask

• test tube

• graduated cylinder

Which piece of glassware is never used for making measurements?

• Graduated Cylinder

• Beaker

• Test Tube

• Erlenmyer Flask

Mrs. Woolard walked outside and saw the ground was wet. She guessed it must have rained while she was working.

• hypothesis

• inference

• observation

• prediction

Mrs. Woolard is needing to complete her supply forms for next year. Looking at what she has on hand you can predict.

• She is a hoarder.

• Students bring in more pencils to be used in the class for their peers.

• Pens are not allowed in PHS.

• There is a larger amount of scales needed for next year.

When designing an experiment scientists will test a relationship between a "cause" and an "effect". The " cause" is also represented by what the scientist measures and records, which is known as the

• independent variable

• dependent variable

• constant

• control group

Tags

NGSS.MS-PS2-2

What must be considered when designing a solution for a problem with technology?

• Cost

• Time

• Materials

• All of the these.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

In a hypothesis, the ____ variable is what is being tested, while the ___ variable is the one being measured in response.

• control, dependent

• independent, control

• dependent, independent

• independent, dependent

Homer suddenly notices that the walls of his shower are covered in a strange green slime. His friend Barney tells him that coconut juice will get rid of the green slime. Homer decides to test this out by spraying half of the shower with coconut juice every day. He sprays the other half of the shower with water. After 3 days of "treatment", there is a change in the amount of green slime on either side of the shower.

What is the control group?

• The coconut juice

• The water

• The Green Slime

• Three Days

Homer suddenly notices that the walls of his shower are covered in a strange green slime. His friend Barney tells him that coconut juice will get rid of the green slime. Homer decides to test this out by spraying half of the shower with coconut juice every day. He sprays the other half of the shower with water. After 3 days of "treatment", there is a change in the amount of green slime on either side of the shower.

What is the Independent Variable?

• The Coconut Juice

• The Water

• The Amount Green Slime

• Three Days