Sun, Moon, Earth

The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. Why do the sun and moon appear to be the same size when viewed from Earth?

• The moon is much hotter than the sun is.

• The moon is much denser than the sun is.

• The moon is much brighter than the sun is.

• The moon is much closer to Earth than the sun is.

If the sun is bigger than the moon, why does the moon have a greater effect on tides?

• The Earth blocks the sun’s gravitational pull.

• Although the moon is smaller than the sun, it has more mass.

• The sun’s gravity doesn’t affect water.

• The moon is much closer than the sun.

Tags

NGSS.MS-ESS2-4

High tides occur:

• At either the North Pole or South Pole, depending on where the moon is.

• On the side of the earth facing away from the moon only.

• On the side of the earth facing the moon only.

• On the side of the earth facing the moon, and also the opposite side.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

At one the beach, high tide occurs at 8 a.m. When will the next high tide most likely occur?

• Noon

• 4 p.m.

• 8 p.m.

• 8 a.m. the next day

Tags

NGSS.MS-ESS1-1

Tides are caused mainly by ________.

• Earth’s rotation on its axis, which causes water to move.

• Tsunamis resulting from earthquakes in the deep ocean.

• Strong winds blowing water onto coasts.

• Differences in how much the moon and the sun pull on different parts of Earth.

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS2-4

Which of the following is a true statement about tidal energy?

• It's easy to harness

• It's more efficient than solar energy

• It's more powerful than the energy we get from fossil fuels

• It causes very little pollution

Tags

NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

Eclipses happen occasionally in our solar system at predictable times. The answer choices below list relative positions of Earth, the sun, and the moon. Which list represents the position of Earth, the sun, and the moon during a lunar eclipse?

• Moon, sun, Earth

• Earth, sun, moon

• Sun, moon, Earth

• Sun, Earth, moon

Tags

NGSS.MS-ESS1-1

Eclipses happen occasionally in our solar system at predictable times. The answer choices below list relative positions of Earth, the sun, and the moon. Which list represents the position of Earth, the sun, and the moon during a solar eclipse?

• Moon, sun, Earth

• Earth, sun, moon

• Sun, moon, Earth

• Sun, Earth, moon

Tags

NGSS.MS-ESS1-1

What phase does the moon have to be in for a solar eclipse to occur?

• New Moon

• Full Moon

• Waxing Gibbous

• Waning Crescent

Tags

NGSS.MS-ESS1-1

A solar eclipse occurs when the moon passes _________.

• Into the penumbra of the earth

• Into the umbra of the earth

• At a slight tilt between the earth and the sun

• Directly between the earth and sun

Tags

NGSS.MS-ESS1-1