Book #3 and #4 Flashcards

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1
Q

What is one fact about the Troposphere:

A
  1. Weather is formed here.
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2
Q

What is one fact about the Stratosphere:

A
  1. Ozone layer

2. Jet stream

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3
Q

What is one fact about the Mesosphere:

A
  1. Protection of meteors

2. Coldest layer

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4
Q

What is one fact about the Thermosphere:

A
  1. Hottest layer

2. Least amount of air mollucus

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5
Q

What is one fact about the Ionosphere:

A
  1. Electrically charged ion

2. Northern lights form

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6
Q

What is one fact about the Exosphere:

A
  1. Satellites orbit here
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7
Q

What is 3 reasons why our planet Earth is the only planet in the solar system that we know supports life?

A
  1. Liquid water
  2. Breathable atmosphere
  3. Right distance from the sun (temperature)
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8
Q

What does Emit mean:

A
  1. Gives of/ creates light

Example: Sun and Stars

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9
Q

What does Reflect mean:

A
  1. Light bounces off

Example: Moon, Planets, Comets, Meteors

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10
Q

Why is it harmful to look at the sun with your naked eye?

A

1.UV rays can cause permanent damage to your eyes

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11
Q

What are 2 safe methods for viewing the sun?

A
  1. Pinhole camera

2. Welders mask

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12
Q

What positions do the Earth, the moon and the sun have to be in for a partial eclipse?

A

Earth Moon Sun

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13
Q

Why does the sun appear to move across the sky each day?

A
  1. Earths rotation
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14
Q

What cause day and night?

A
  1. The rotation of the Earth
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15
Q

What is the Difference between “direct” and “indirect” from the sun?

A
  1. Direct rays are stronger

2. Indirect rays are cooler

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16
Q

What causes the rays to become more or less direct?

A
  1. The revolution of the Earth
17
Q

What are 2 reasons that Earths experiences 4 different seasons each year?

A
  1. Tilt of the Earths axis

2. Revolution

18
Q

When does the spring equinox occur?

A
  1. March 21st
19
Q

When does the fall equinox occur?

A
  1. September 21st
20
Q

When does the Summer solstice?

A
  1. June 21st most daylight hours
21
Q

When does the Winter solstices?

A
  1. December 21st most hours of darkness
22
Q

What causes solstices and equinoxes?

A
  1. The tilt of the axis around the sun
23
Q

How do the seasons compare in the Northern or Southern hemispheres?

A
  1. They are oppisite
  2. Northern Hemisphere —> Summer
  3. Southern Hemisphere —> Winter