Science Topic 1 Review

Why do some stars appear bigger than other stars?

• because they are closer to earth

• because they are farther from Earth

• because there are more planets around it

• because they are closer to the center of the group

Why do all stars look like points of light in the sky except for the sun?

• becasue they are smaller than the sun

• because they are less bright than the sun

• because they emit less energy than the sun

• because they are a greater distance from Earth

Tags

NGSS.MS-ESS1-3

What two forms of energy can you observe from the sun?

• heat and light

• heat and wind

• electrical and heat

• light and magnetism

How will using a telescope affect the stars you see?

• they will look larger and clearer

• they will look farther away

• they will look darker than they really are

• they will look like even smaller points of light

What is the best science tool to use to measure the amount of time it takes you to run a mile?

• ruler

• scale

• stopwatch

• graduated cylinder

Artic Foxes have brown fur in summer and white fur in winter what inference can you make from that information?

• they store food for the winter

• they hibernate during the winter

• they change behaviors with different seasons

• they have fur that change color with the seasons

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

The class did an investigation and used a graph to show "Which Ball Bounces the Highest? Why did they use a graph to display the results?

• To compare the cost of the balls

• to show that few people have these types of balls

• to compare the height of the bounce of each type of ball

• to show how many people have golf balls at home

Tags

NGSS.3-PS2-2

In what way do scientists check each other's work?

• do experiments again using the same procedures

• fix the hypothesis and change the experiment

• write new conclusions about results

• take a vote among the other scientists

Why would a scientist use a model of the solar system instead of the real solar system?

• The model looks more like a real solar system than the real one does

• model behaves more like the solar system the the real one does

• the solar system cannot be brought into the classroom to observe closely

• it could be to cloudy to see the solar system