8th Grade Science Quiz 1

In logic, a statement of facts is called a proposition.

A good scientific experiment should include two independent variables.

A model of a design that is used for testing is a hypothesis.

Tags

NGSS.MS-ETS1-4

For an experiment on plant growth, John used soil with fertilizer as the experimental group and soil without fertilizer as the control group. In his experiment, what type of variable is the presence of fertilizer?

• independent variable

• uncontrolled variable

• controlled variable

• dependent variable

Tags

NGSS.MS-LS1-5

Which group in an experiment is used as the standard for comparison?

• hypothesis group

• control group

• experimental group

• observation group

Susan is making a conclusion using deductive reasoning. She has the statement, "If it is raining, the ground is wet." In this statement, what is "the ground is wet" called?

• antecedent

• conclusion

• consequent

• evidence

The substance of the physical universe is called?

Tags

NGSS.MS-PS1-5

The three main components of the scientific method are hypothesizing, __?__, and experimenting.

A conclusion based on reasoning from evidence is a(n) __?__.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-4

NGSS.MS-LS2-4

The study of soil is called__?__.