1-Day and night are caused by 1-Day and night are caused by the Earth’s _______________ the Earth’s _______________

on its axis.on its axis.

RotationRotation

2-What force pulls the Earth and 2-What force pulls the Earth and Moon towards each other?Moon towards each other?

GravityGravity

3-Maria on the moon was made 3-Maria on the moon was made by _________________.by _________________.

Lava flows, or molten materialLava flows, or molten material

4-What causes the tides?4-What causes the tides?

The Moon and the Sun’s The Moon and the Sun’s gravitational pull.gravitational pull.

5-North America experiences 5-North America experiences summer when ___________.summer when ___________.

The Northern Hemisphere is The Northern Hemisphere is tilted towards the sun.tilted towards the sun.

6- During a ______ tide, there is 6- During a ______ tide, there is little difference between low and little difference between low and

high tide.high tide.

neapneap

7-It takes 1 year for the Earth to 7-It takes 1 year for the Earth to __________ around the sun.__________ around the sun.

revolverevolve

8-When the Moon is waxing, 8-When the Moon is waxing, what side is lit up?what side is lit up?

The right side.The right side.

9-A solar eclipse is when the 9-A solar eclipse is when the _________ passes between the _________ passes between the _________ and __________ ._________ and __________ .

Moon passes between the Sun Moon passes between the Sun & Earth& Earth

10-A lunar eclipse is when the 10-A lunar eclipse is when the _________ passes between the _________ passes between the _________ and __________ ._________ and __________ .

Earth passes between the Moon Earth passes between the Moon & the Sun& the Sun

11-Is the interior of the moon 11-Is the interior of the moon hot or cold?hot or cold?

Cold- there have been no Cold- there have been no volcanoes on the Moon for volcanoes on the Moon for

billions of years.billions of years.

12-What is the surface like on 12-What is the surface like on the far side of the moon?the far side of the moon?

Heavily crateredHeavily cratered

13-Dark patches on the moon 13-Dark patches on the moon were once thought to be were once thought to be

__________ .__________ .

Oceans, but this is not the case. Oceans, but this is not the case. They are ancient lava flows.They are ancient lava flows.

14-How large is the moon 14-How large is the moon compared to Earth?compared to Earth?

The Moon is one quarter the The Moon is one quarter the size of Earth.size of Earth.

15-The phase of the moon you 15-The phase of the moon you see depends on the amount of see depends on the amount of the ________ _______ of the the ________ _______ of the

Moon is visible from Earth.Moon is visible from Earth.

Lit sideLit side

16-How do most scientists 16-How do most scientists believe the moon was formed?believe the moon was formed?

A mars sized object collided A mars sized object collided with the Earth, and the debris with the Earth, and the debris collected together in orbit to collected together in orbit to

form the Moon.form the Moon.

17-During what phase can a 17-During what phase can a lunar eclipse occur?lunar eclipse occur?

Full MoonFull Moon

18-Most places on Earth 18-Most places on Earth experience how many tides a experience how many tides a

day?day?

2 high tides and 2 low tides in 2 high tides and 2 low tides in about a day. (a 25 hour period)about a day. (a 25 hour period)

19-Why is only one side of the 19-Why is only one side of the moon visible from Earth?moon visible from Earth?

The Moon rotates at the same The Moon rotates at the same rate that it revolvesrate that it revolves

20- How long does one 20- How long does one revolution of the Earth take in revolution of the Earth take in

days?days?

365.25 days365.25 days

21-An Equinox occurs when: 21-An Equinox occurs when: ________________________________________________

The Sun is directly over the The Sun is directly over the equator.equator.

22- What phases does the 22- What phases does the moon need to be in for a neap moon need to be in for a neap

tide to occur?tide to occur?

11stst quarter or 3 quarter or 3rdrd quarter quarter

23- If you are in the _______ 23- If you are in the _______ you would see a total eclipse.you would see a total eclipse.

UmbraUmbra

24- Why do solar eclipses only 24- Why do solar eclipses only happen during the New Moon happen during the New Moon

phase?phase?

That is the only time that the That is the only time that the Moon is directly between the Moon is directly between the

Sun and the Earth.Sun and the Earth.

25- What shape is the Earth’s 25- What shape is the Earth’s orbit?orbit?

OvalOval

26- Why are lunar eclipses 26- Why are lunar eclipses more common than solar more common than solar

eclipses?eclipses?

Everyone on the night side of Everyone on the night side of the Earth can see a lunar the Earth can see a lunar

eclipse, on a small amount of eclipse, on a small amount of people get to see a solar people get to see a solar

eclipse.eclipse.

27- What would have bigger 27- What would have bigger difference in the tides, a difference in the tides, a

gibbous Moon or a quarter gibbous Moon or a quarter Moon?Moon?

Explain why: Gibbous, the Explain why: Gibbous, the smallest difference in tides smallest difference in tides

occur during the quarter Moons, occur during the quarter Moons, any other phase would have a any other phase would have a

larger differencelarger difference

28- During winter in North 28- During winter in North America, the South Pole is America, the South Pole is

pointed __________ the Sun.pointed __________ the Sun.

TowardsTowards