UNIT 1 STUDY GUIDE

Which tool is best for measuring liquid volume accurately?

• Beaker

• Erlenmeyer flask

• Graduated cylinder

• Test tube

Which piece of equipment protects your eyes during lab work?

• Goggles

• Tongs

• Ruler

• Dropper

Which tool is used to measure mass?

• Graduated cylinder

• Triple beam balance

• Beaker

• Test tube

A student wants to heat a small amount of liquid while observing a reaction. What tool should they use?

• Test tube

• Dropper

• Beaker

• Ruler

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the variable you purposely change in an experiment?

• Dependent variable

• Independent variable

• Control

• Constant

Tags

NGSS.MS-PS2-2

Which variable is measured or observed in an experiment?

• Constant variable

• Dependent variable

• Independent variable

Data that describes qualities, like color or texture, is called:

• Quantitative

• Qualitative

• Conclusion

• Hypothesis

A hypothesis must always be:

• Random

• A guess with no evidence

• Testable

• Proven correct

Which is an example of a constant in an experiment about plant growth?

• Amount of sunlight given to each plant

• The height the plants reach

• The type of soil used

• Both a and c

A ______________ is a possible answer to a scientific question that can be tested through experiments and observations.

• hypothesis

• variable

• conclusion

• procedure

Tags

NGSS.MS-LS1-5