Lesson 9 OpenSciEd

What causes the cycle of seasons on Earth?

• the distance between Earth and the Sun

• the tilt of Earth’s axis

Tags

NGSS.MS-ESS1-1

What indicates that an area in the Northern Hemisphere is experiencing summer?

• The Northern Hemisphere receives fewer direct rays from the Sun.

• The northern end of Earth’s axis is tilted away from the Sun.

• The Sun is directly over Earth’s north end.

• The Sun is at its lowest point in the sky.

Tags

NGSS.MS-ESS1-1

What must happen for most areas on Earth to experience all four seasons? refer to image

• The axis must be tilted at a certain angle that remains unchanged.

• The north end of Earth’s axis must always point away from the Sun.

Tags

NGSS.MS-ESS1-1

In which direction is Earth’s axis tilting at this time? refer to image

• The Northern end is tilted toward the sun.

• The Southern end is tilted toward the sun.

• Neither end is tilted toward the sun.

Tags

NGSS.MS-ESS1-1

In what month is the winter solstice in the Northern Hemisphere:

• June

• September

• December

Tags

NGSS.MS-ESS1-1

In what month is the summer solstice in the Northern Hemisphere:

• June

• March

• December

Tags

NGSS.MS-ESS1-1

In what month is an Equinox in both Hemispheres:

• June

• March

• December

Tags

NGSS.MS-ESS1-1

Which season occurs in the Northern Hemisphere when the Sun is at its lowest point in the sky?

• summer

• winter

Tags

NGSS.MS-ESS1-1

Why are temperatures more moderate around the fall and spring equinoxes?

• Neither end of Earth’s axis is tilted toward the Sun.

• The north end of Earth’s axis is tilted toward the Sun.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

What indicates that an area in the Northern Hemisphere is experiencing summer?

• The Sun is at its lowest point in the sky.

• The Sun is directly over Earth’s north end.

Tags

NGSS.MS-ESS1-1