Sky Science - 2 Flashcards
What is one fact about the Troposphere?
The Weather is here.
What is one fact about the Stratosphere?
The Ozone layer is here.
What is one fact about the Mesosphere?
Coldest layer and Meteors burn up in this layer.
What is one fact about the Thermosphere?(Include both layers)
Thermosphere: Hottest Layer
Ionosphere: Aurora Borealis here
Exosphere: Satellites orbit here
What are the layers of the atmosphere?
1st - Troposphere
2nd - Stratosphere
3rd - Mesosphere
4th - Thermosphere
5th - Exosphere: Ionosphere & Exosphere
What are three reasons earth can support life?
- We have a protective atmosphere
- We have breathable air
- Liquid Water
What do Emit and Reflect mean?
Emit : Direct light that doesn’t bounce
Reflect : Light that is reflected of an object
What are some examples of things in space that emit and reflect light?
Emit - Stars
Reflect - Moon, Planets & Comets
Why is it harmful to look at sun with your naked eye?
It is harmful to look at the sun because the sun emits ultra-violent (UV) rays.
What are safe methods for viewing the sun?
- Solar Glasses
- Pinhole Camera
- Welders Mask
Draw a diagram illustrating a solar eclipse.
🌎🌝🌞
Why does the sun appear to be moving across the sky?
It appears to be moving because the earth is rotating.
What causes night and day?
Night and day is caused by the earth’s rotation.
What is the difference between direct and indirect rays from the sun and what causes this?
Direct rays are strong, head on.
Indirect rays are weak and spread out.
This is caused because of the earths unchanging tilt.
What does Earth experience four seasons?
- Earth’s unchanging tilt
- Earth’s revolution
