Chemistry Unit 1 Review

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Tags

NGSS.MS-LS1-1

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Tags

NGSS.MS-PS1-2

Which step asks scientists to make a guess or prediction about what might happen in their experiment?

• Problem
• Research
• Hypothesis
• Conclusion

Tags

NGSS.MS-LS2-2

A set of principles that explain a scientific event is called a _____.

• scientific law

• scientific method

• scientific theory

• scientific hypothesis

A scientific ____________ is a statement that describes what always happens under certain conditions in nature.

• law
• theory
• method
• variable

Can usually be expressed with a mathematical formula like F = m x a.

• law

• theory

Tags

NGSS.MS-PS2-2

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Tags

NGSS.MS-PS1-1

Sweet Tea, everything is mixed evenly and looks the same.

• Heterogeneous Mixture

• Homogeneous Mixture

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Tags

NGSS.MS-PS1-1

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Tags

NGSS.MS-PS1-1