Space Systems: Earth and Moon wk:30 & 31

Wk: 30

The sun travels around the Earth.

• True

• False

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Wk: 30

equinox

• moving around an object

• when day and night are equal

• the longest or shortest day

• spinning around the center

Tags

NGSS.MS-ESS1-1

Wk: 30

revolution

• equinox: when day and night are equal

• moving around an object

• spinning around the center

• the longest or shortest day

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Wk: 30

rotation

• spinning around the center

• the longest or shortest day

• when day and night are equal

• moving around an object

Tags

NGSS.MS-ESS2-6

Wk: 30

solstice

• when day and night are equal

• moving around an object

• spinning around the center

• the longest or shortest day

Tags

NGSS.MS-ESS1-1

Wk: 30

Seasons occur because the Earth is tilted.

• True

• False

Tags

NGSS.MS-ESS1-1

Wk: 30

How did scientists know the Earth’s spin was slowing?

• Ocean currents were slower.

• The moon was getting closer.

• A year is longer than 365 days.

• The days were longer over time

Wk: 30

Why do different constellations appear in winter and summer?

• The sun is not as bright in the winter.

• The Earth faces different parts of the sky

• The stars move around the Earth in patterns.

• The moon reflects starlight better in summer.

Tags

NGSS.MS-ESS1-1

Wk: 30

Day length changes as Earth moves closer to the sun.

• True

• False

Wk: 30

Why can some constellations only be seen in the Southern Hemisphere?

• The sun is too bright.

• The Earth blocks them.

• They are too faint to see.

• Constellations are imaginary.