Booklet #3 and #4 Flashcards
What is one fact about the Troposhere
weather is formed here
what is one fact about the Stratosphere
Ozone layer jet stream [where the jet and planes cruise]
what is one fact about the Mesosphere
Protection of the meteor, coldest layer
what is one fact about the Thermosphere
Hottest layer, widest layer, least amount of molluculls
what is one fact about the Ionosphere
Electrically charged ion, Northern lights from.
what is the one fact about the Exosphere
Satellites orbit here
what are three reasons why are planet Earth is the
planet in our solar system that we know is able to
support life?
Liquid water
Breathable atmosphere
Right distance from the sun . (temperature)
What do the words emit and reflect mean? What objects
in space emit light? What objects in space reflect light?
Emit gives off/creates light. ex:sun, stars
Reflect light bounces off. ex: moon,comets, planets,
meters
Why is it harmful to look at the sun with your naked eye?
What are two safe methods for viewing the sun?
Uv rays can cause permanent eye damage. 2 methods are: 1 pinhole camera or 2 welders glasses.
What positions do the Earth, the moon and and the sun
have to be in for a partial or total solar eclipse to occur ?
Draw a diagram.
Earth Moon Sun
why do the sun appear to move across the sky each day ?
Earths rotation
What causes night and day
Rotation of the Earth
What is the difference between indirect and direct (slanting) rays from the Sun?What causes the rays to become more or less Direct
Direct Rays stronger warmer
Indirect rays cooler
Revolution of the Earth
What are two reasons the Earth experience four different seasons each year?
1 Tilt of the axis
2 Revolution
When do the fall and spring equinoxes occur ? When do the summer and winter solstices occur? What happens to the amount of daylight on each of these dates? What Causes solstices and equinoxes?
Spring- March 21st Summer- June 21st most daylight
Fall-September 21st Winter- December 21st most Darkness
=>Equal hours of day
And night. Tilt of axis and revolution around the Sun.