Chapter 8 Flashcards

(49 cards)

1
Q

Does the sun move in the sky?

A

No, the sun does not move

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2
Q

What causes day and night

A

The Earth’s rotation

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3
Q

How many hours does it take for the earth to make one complete turn on its axis

A

24

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4
Q

It takes 24 hours for the earths big how many complete turns on its axis

A

One complete turn

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5
Q

It takes 24 hours with or to make one complete turn on what

A

Its axis

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6
Q

How does the earth go around the sun

A

It revolves

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7
Q

The earth revolves around the sun in a regular path called an?

A

Orbit

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8
Q

What are the four seasons

A

The four seasons are winter spring summer and fall

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9
Q

Why do seasons change?

A

Seasons change as the earth revolves because of the earths tilted axis

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10
Q

The sun is a:

A

Star

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11
Q

The sun is about how many degrees Fahrenheit

A

59 million. Degrees Fahrenheit

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12
Q

Three reasons why the sun is important to the earth

A
  1. It keeps the earth warm.
  2. it makes life on earth possible.
  3. it provides the earth energy
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13
Q

What is a large body of rock or gas with with a nearly round shape that revolves around the star

A

A planet

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14
Q

How many planets are there in the solar system

A

Eight

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15
Q

Do all planets rotate?

A

Yes

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16
Q

Do all planets revolve in a nearly circular orbit?

A

Yes

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17
Q

How many days does it take for the earth to complete one orbit

A

365

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18
Q

Before closest planet to the sun are what

A

Mercury, Venus, Earth and Mars

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19
Q

What are two things all inner planets have in common?

A

They are all close to the sun
They are all small
They are all solid

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20
Q

Largest planet is what

21
Q

The planet closest to the sun is

22
Q

Which planet is the only planet that rotates sideways

23
Q

What planet is the hottest planet in the solar system

24
Q

The four outer planets are

A

Saturn, Jupiter, Uranus and Neptune

25
The outer planets are largely made up of
Gases
26
To tool scientist use to study the planets are
Telescopes and space probes or spacecrafts
27
The moon is a what or ball of rock
Sphere
28
The moon is a sphere or a ball of what
Rock
29
What is earths closest neighbor in space?
The moon is earths closest neighbor in space
30
What is it called if it revolves around another larger object in space
Satellite is anything that revolves around another larger object in space
31
List the eight main phases of the moon
``` New moon Crescent moon First quarter moon Gibbous moon Full moon Gibbous moon Last quarter moon Crescent moon ```
32
Does the moon make its own light
It does not
33
How many days does the moon cycle happen
The moon cycle happens about every 29 1/2 days
34
What are two ways the moon is different from the earth?
``` No liquid water Covered by craters No life No atmosphere Smaller than earth ```
35
What is a hollow area or pit in the ground
A crater is a hollow area or pit in the ground
36
Sun earth and moon are all part of the
Solar system
37
The earth does what like a giant top in space
Rotates or spins
38
A machine that leaves Earth and travels through space
Space probe
39
Rotate
To spin
40
Move around another thing or object
Revolve
41
Each shape of the moon we see
Phase
42
A system made up of stars and other objects that move around it
Solar system
43
A large body of rock or gas with nearly round shape that revolves around the sun
Planet
44
A group of stars that seem to form a picture
Constellation
45
A line through the center of a spinning object
Axis
46
The regular path one object takes around another
Orbit
47
A ball of hot glowing gases
Star
48
A hollow pit in the ground
Crater
49
a tool to make far away objects appear large and closer.
Telescope