What imaginary line does Earth rotate around?
Axis
Why is summer warmer than winter?
More direct sunlight and longer days
If it is winter in the Northern Hemisphere, what season is it in the Southern Hemisphere?
Summer
The trees lose their leaves, and the air gets cooler.
Fall/Autumn
How long does it take Earth to complete one full rotation on its axis?
24 Hours
What angle is the Earth's tilt from vertical?
23.5 degrees
In which season do hurricanes form most often?
Late summer to early fall
Why do the North and South Poles experience six months of daylight followed by six months of darkness?
Earth's Tilt
This season marks a time of rebirth, warmer weather, and blooming flowers.
Spring
What causes day and night on Earth?
Earth’s rotation
Which hemisphere experiences summer when the Northern Hemisphere has winter?
Southern Hemisphere
What happens to the length of daylight in fall?
It decreases
During which month is Earth closest to the Sun?
January
This season brings the longest days of the year.
Summer
How long does it take Earth to complete one revolution around the Sun?
365.25 days
What would happen if the Earth were not tilted?
There would be little to no seasonal changes throughout the year.
Why do some animals hibernate during winter?
Less food, colder temperatures
Which continent experiences winter in July?
Australia
This season has the shortest days and longest nights.
Winter
Why do we have leap years every four years?
Because Earth’s revolution takes 365.25 days, so we add an extra day every four years
How does the tilt of the Earth affect the seasons?
It causes different parts of Earth to receive varying amounts of sunlight throughout the year.
How does Earth’s tilt affect the intensity of sunlight?
A tilted Earth causes different angles of sunlight, making seasons possible
If you were at the Tropic of Capricorn in December, what season would you experience?
Summer
The Sun is directly overhead at the Equator, and day and night are equal.
Spring or Fall Equinox
What would happen if Earth’s rotation sped up?
Days would be shorter, and we would experience faster sunrises and sunsets