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

• beaker

• funnel

• petri dish

• graduated cylinder

Micah needs 25 mL of motor oil to test his combustion engine. Which tool would give him the most precise measurement?

• beaker

• flask

• test tube

• graduated cylinder

Which of the measurements below is the most precise?

• Graduated cylinder -

  80.6 mL

• Erlenmeyer flask – 325 mL

•  Beaker – 48 mL

• Beaker – 400 mL

Which piece of glassware is never used for making measurements?

• Graduated

  cylinder

• Beaker

• Test Tube

• Erlenmeyer flask

When leaving a movie theater, a person notices that the sidewalk is now wet. If the person assumes it rained during the movie, the person is making

•  a hypothesis

• an inference

• an observation

• a prediction

Alexander was studying the effect of playing rock music on plant growth. One of the plants was exposed to rock music for 24 hours a day for a period of 6 weeks. Data on the growth of the plant was collected at the end of each week and plotted in a graph. Based on the data, which would be the MOST reasonable measurement at the end of an 8 week period?

•  2 dm

• 6 dm

• 8 dm

• 16 dm

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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

• dependent variable

• constant

• independent variable

• control group

Tags

NGSS.MS-PS2-2

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

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

• Cost

• Time

• Materials

• All of the above

Tags

NGSS.MS-ETS1-1

Which of the following terms represents the smallest part of an element that still has the properties of that element?

• Cell

• Matter

• Atom

• Molecule