Earth Space Science Midterm Review

A one time explanation of one observation.

• Hypothesis

• Theory

• Law

Well-proven explanation for a set of observations.

• Hypothesis

• Theory

• Law

Tags

NGSS.MS-PS1-2

Explanation of WHY things are the way they are.

• Hypothesis

• Theory

• Law

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Proven description of HOW things are, but does not give a reason why.

• Hypothesis

• Theory

• Law

A good hypothesis is written as If _____________, then __________. What should you put after "if" and "then"?

• If, (independent variable)

• If, (dependent variable)

• Then, (independent variable)

• Then, (dependent variable)

A student makes a physical model of an atom using toothpicks and candy. What is a limitation of this physical model?

• It cannot show the components that make up an atom

• It is not based on experimental data collected by scientists

• It cannot show the interaction that exists between the parts

• It does not show the general structure of an atom

Tags

NGSS.MS-PS1-1

 $6CO2+6H2O\ \rightarrow\ C6H12O6+6O2$  The process of photosynthesis, which takes place in green plants, is represented by the model above. What type of model is shown?

• Computer model

• Conceptual model

• Physical model

• Mathematical model

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Science is . . . (check all that apply)

• Natural

• Observable

• Testable

• Tentative

• Uncertain

Tags

NGSS.MS-PS2-5

Gas to liquid is

• Condensation

• sublimation

• deposition

• evaporation

Tags

NGSS.MS-PS1-4

Solid to Gas is

• condensation

• sublimation

• evaporation

• deposition

Tags

NGSS.MS-PS1-4