Homework #1

The reason that the sun is brighter to us than all of other stars in the sky is that it is…

• the biggest star in the universe.

• the hottest star in the universe.

• the oldest star in the universe.

• the closest star to Earth in the universe.

A student observed the stars in the night sky every hour. Which of these MOST likely describes what the student saw?

• The star patterns seemed to move across the sky.
• The stars changed colors as the night became darker.
• The stars seemed to stay exactly the same all night long.
• The stars moved away from Earth and became dimmer.

A period of time that is 24 hours long and includes daytime and nighttime

• day

• explanation

• night

• seasons

An arrangement of stars as seen from Earth

• explanation

• sun

• stars

• constellation

A description of how something works or why something happens

• explanation

• stars

• Earth

• details

Information that supports an answer to a question

• reason

• evidence

• problem

• Earth

Tags

NGSS.MS-ESS3-4

Something we observe to be similar over and over again

• pattern

• orbit

• evidence

• investigation

Tags

NGSS.MS-ESS2-6

NGSS.MS-LS2-2

NGSS.MS-LS4-1

The only star in our solar system

• Sun

• Polaris

• Sirius

• Rigel

To make a picture in your mind using information from different sources

• data

• visualize

• pattern

• investigation

Tags

NGSS.MS-PS3-1

Day and night on Earth are caused by the rotation of the Earth on its axis.

• True
• False

Tags

NGSS.MS-ESS1-1