Movements of the Earth
What are the two main movements of Earth?
Rotation and revolution/orbit
What does Earth's rotation cause us to experience?
The cycle of day and night
What is at the center of a geocentric model of the universe?
Earth
What do we see when we see the Moon?
A reflection of light from the Sun
What do we call an animal that is active at night and sleeps during the day?
Nocturnal
What is rotation?
One object spinning around its own center or axis
What causes the seasons on Earth?
The tilt of Earth's axis
What is at the center of a heliocentric model of the universe?
The Sun
How much of the Moon is in the light of the Sun at any time?
Half
What is one adaptation nocturnal animals have to help them to be active at night?
Large eyes or eye lenses and retinas
excellent hearing
What is revolution?
One object moving around another, larger object
Why is it warmer near the equator than it is near the poles?
The curved surface of Earth causes the Sun's energy to hit Earth more directly at the equator.
Why did ancient scientist believe that Earth was at the center of the universe?
The apparent motion of the Sun, planets, and other stars
Why does the shape of the Moon appear to change?
Our position allows us to see different portion of the lit half of the Moon.
What are some plant adaptations that help them survive seasonal changes
Dropping leaves during winter
Growing new each year from roots or seeds
How long does it take for Earth to complete one full rotation?
24 hours
When it is summer in the Northern Hemisphere, what season will it be in the Southern Hemisphere?
Winter
What caused ancient scientist to start doubting the geocentric model of the universe?
The apparent motion of some planets appears to reverse direction.
During which phase of the moon is the moon invisible?
New moon
What are some physical adaptations of animals to seasonal changes?
Growing thicker fur
How long does it take Earth to complete one full revolution/orbit?
One year
365 days
Why are there more daylight hours during the summer than there are during the winter?
The tilt of Earth's axis causes more light to hit one hemisphere.
Who was the first to give evidence that the Sun is at the center of the solar system and what was the evidence?
The moons of Jupiter
The phases of Venus
Why don't we have a solar eclipse every month?
The Moon's orbit it tilted.
What are some behavioral adaptations to seasonal changes.
migration
hibernations
storing foood
having babies in the spring