Science-Checkpoint #3 Review

Stars that are _____ appear brighter.

• smaller

• closer

• farther away

Why does our sun appear to be the largest and brightest star in the sky?

• it is the closest star to Earth
• it is the biggest star
• it is the brightest star
• none of the above

After the Sun, which star is the next brightest?

• Nu² Lupi

• Tau Ceti

• Alpha Centauri A

Where the Earth is around the Sun affects _____

• the time of day
• what season it is
• the length of the year
• the stars in the constellations

Tags

NGSS.MS-ESS1-1

Earth rotates on its axis, making a complete turn in _____

• one hour
• one day
• one month
• one year

Tags

NGSS.MS-ESS1-1

Data from four different stars is provided in the table. Based on the information provided, which star will appear the brightest to observers on Earth?

• 1

• 2

• 3

• 4

Why does the sun seem so much brighter and hotter than any other star?

• Because it is so much closer than the other stars.
• Because it is the biggest star in the universe.
• Because it is the hottest star in the universe.
• Because it is so much older than the other stars.

Which TWO best describe why Earth has four different seasons?

• It only has one star in its solar system.

• It orbits the Sun.

• It rotates on its axis.

• It has only one moon in its solar system.

Tags

NGSS.MS-ESS1-1

What causes the length of shadows to change over the course of the day?

• Sun's orbit

• Moon's orbit

• Earth's rotation

• Moon's rotation

Tags

NGSS.5-ESS1-2

Which best describes why some constellations are visible in the Northern Hemisphere but not in the Southern Hemisphere?

• the Sun's brightness makes them hard to see

• The atmospheres are different.

• The Earth's magnetic field keeps them fixed.

• The Earth revolves around the Sun.