Bodies
An object that creates their own light
What is an emitter?
Time it takes for earth to orbit the sun.
What is 365 1/4 days?
Looking at the Sun directly can cause this
What is blindness?
The movement of the Earth around the Sun. It takes one year to complete this movement around the Sun
What is Revolution?
The movement of the Earth that causes shadows that follow predictable patterns
What is Earth's rotation?
Stars, The Sun, iPad, Candle
What is an object that emits light?
These are separated by the equator.
What are the northern and southern hemispheres?
The part of the eye that can get damaged when looking at the Sun
What is the retina?
Stars moving in the night sky; day & night
What rotation causes?
Shadows always fall in this direction to the light source
What is opposite?
What is the Big Bang Theory?
Direction that earth rotates and orbits.
What is counter-clockwise.
An indirect way to view the Sun safely
What is a Pinhole Camera?
Constellations follow patterns that are constant and ____________.
What is predictable?
When the Sun is above an object the shadow will be __________, and when the Sun is beside an object the shadow will be __________.
What is shorter and longer?
An object that reflects light
What is a reflector?
The reason we have seasons
What is earth's tilt and orbit around the sun?
What is false?
The movement of Earth around its axis. It takes 24 hours for the Earth to complete this movement once
What is rotation?
The shadow trend/relationship shown below:
Longer = morning
Shorter = solar noon
Longer = evening
What is shadow length vs. time trend?
What is an object that reflects light?
23.5 degrees
The tilt of the earth on it's axis.
Direct way to view the Sun safely
What are eclipse glasses and Welder's glasses?
Different stars to be seen at different times of the year; seasons
What revolution causes?
The time of the day when the Sun casts its shorts shadow and shadows face North
What is Solar Noon?