Science Seasons Reviewer Flashcards
What is the most essential learning competency related to the seasons?
Using models, relate the tilt of the earth and the seasons (S7ES-IVh-9).
What are the four seasons of Earth?
- Spring
- Summer
- Autumn
- Winter
What causes the seasons?
The earth’s tilt and revolution around the sun.
What is the hottest season of the year?
Summer
When do we have the shortest shadows?
Winter
What season is characterized by animals hibernating and migrating?
Winter
What is the event described as the shortest day of the year?
Winter Solstice
Why are the seasons different in the Northern and Southern hemispheres?
Because direct rays of the sun shift from one hemisphere to the other.
When it is summer in the Southern Hemisphere, how is the Northern Hemisphere tilted?
The earth is tilted away from the sun.
Do the tilt of the earth and revolution around the sun affect the seasons?
Yes, because these allow different parts of the Earth to receive different amounts of energy.
What is the reason Lina in Japan experiences winter while Aly in Australia experiences summer in February?
Lina and Aly are living in countries that are in opposite hemispheres.
What latitude is approximately 66.5 degrees north of the equator?
Arctic Circle
What is the line of 0 degrees latitude called?
Equator
What latitude is approximately 23.5 degrees south of the equator?
Tropic of Capricorn
What latitude is approximately 23.5 degrees north of the equator?
Tropic of Cancer
What latitude is approximately 66.5 degrees south of the equator?
Antarctic Circle
What happens during autumn in the Northern Hemisphere?
Leaves change color and fall from the trees.
What begins on the longest day of the year in the Northern Hemisphere?
Summer
What is the coldest season of the year?
Winter
During which season do trees and plants start to grow?
Spring
Fill in the blank: The weather gets ________ during summer.
hotter
Fill in the blank: Leaves are __________ off trees during autumn.
falling
Fill in the blank: A white layer of _______ covers the ground in winter.
snow
Fill in the blank: The _______ start singing sweet songs in spring.
birds
True or False: Lines of latitude run in an east to west direction.
True
True or False: The equator is at 90 degrees latitude.
False
True or False: The Prime Meridian is the major line of latitude.
False
What is the southernmost limit of the sun’s rays?
66.5 degrees south
What season begins in the Northern Hemisphere in September?
Autumn
What marks the beginning of spring in the Northern Hemisphere?
March 20 or 21
What is the phenomenon called when the length of day and night is equal everywhere on Earth?
Autumnal equinox
What happens on December 21 or 22 in the Northern Hemisphere?
Winter solstice
What is the tilt of the Earth’s axis?
23 degrees
What is the main reason Earth experiences seasons?
Tilt of the Earth’s axis
What season occurs in the Southern Hemisphere during the Northern Hemisphere’s winter?
Summer
What are the two solstices and two equinoxes experienced in a year?
Summer solstice, winter solstice, spring equinox, autumnal equinox
What is the vertical position of the sun’s rays in December?
Tropic of Capricorn (23.5 degrees south)
What is the main characteristic of the climate in the Philippines?
Tropical climate zone
What are the two seasons in the Philippines?
Wet season and dry season
Fill in the blank: The Earth takes ________ days to orbit the sun.
365.25
Fill in the blank: The Earth’s axis is tilted at ______ degrees.
23
True or False: The sun shines directly on the Northern Hemisphere during its winter.
False
What occurs during the summer solstice in the Northern Hemisphere?
Longest day of the year
What is the shape of the Earth’s orbit around the sun?
Elliptical (slightly oval)
Fill in the blank: A _________ is when the sun is at its greatest distance from the equator.
Solstice
During which equinox do both hemispheres receive equal hours of day and night?
Spring and autumn equinoxes
What is the effect of Earth’s axial tilt on solar radiation?
Different parts receive more direct rays at different times of the year
How does the length of daylight change from position C to position D in the Northern Hemisphere?
Gets longer
Fill in the blank: The _________ divides the Earth into Northern and Southern hemispheres.
Equator
What is the result of Earth’s tilt?
Seasons
What does revolution mean in the context of Earth’s movement?
The Earth is moving around another object (the sun)
