Science Iowa Test Practice

Earth's axis

• always points to the North Star

• changes as we orbit the Sun

• always points away from the Sun

• never points at the North Star

When the Northern Hemisphere is pointing towards the sun, what season is the Southern Hemisphere?

• Winter

• Spring

• Fall

• Summer

Tags

NGSS.MS-ESS1-1

When we make a prediction or an educated guess it is called a

• Independent Variable

• Hypothesis

• Dependent Variable

• Controlled Variable

Tags

NGSS.MS-LS2-2

The variables we want to keep the same, or constant, like the start position in the rubber band contest, are called

• Controlled Variables

• Independent Variables

• Dependent Variables

• Analysis

The first thing we do in The Scientific Method is make an

• Observation

• Conclusion

• Hypothesis

• Results

We make Observations using our 5

• Senses

• Pets

• Fingers

• Toes

Tags

NGSS.MS-LS1-8

Which of the following is the 'cause' variable in an experiment?

• Independent Variable - like sugar in Mosa's experiment

• Dependent Variable

• Controlled Variable

• Analysis

Which of the following is the “cause” variable in an experiment?

• Independent Variable

• Dependent Variable

• Controlled Variable

• Question

The envelope of gases surrounding

the earth, where all the air is located is called

• Atmosphere

• Lithosphere

• Hydrosphere

• Biosphere

Tags

NGSS.MS-ESS2-5

The solid, rocky outer layer of the Earth is called

• The Lithosphere

• The Atmosphere

• The Hydrosphere

• The Biosphere