Table of Contents
- 1 What is the part of the Earth that receives the most direct sunlight?
- 2 What happens when a hemisphere is receiving more direct sunlight from the sun?
- 3 Why does the Northern Hemisphere receive more direct sunlight half the year than it does the other half of the year?
- 4 Which part of the Earth receives the direct rays of the sun in December?
- 5 What hemisphere receives a greater amount of Sun direct rays?
- 6 Why does only half of the Earth face the Sun at a time explain?
- 7 Why is the sun directly overhead at noon on the equator?
- 8 Why is the northern hemisphere tilted toward the Sun in June?
- 9 Why does the Southern Hemisphere receive more energy in December?
What is the part of the Earth that receives the most direct sunlight?
The sun’s rays strike Earth’s surface most directly at the equator. This focuses the rays on a small area. Because the rays hit more directly, the area is heated more.
What happens when a hemisphere is receiving more direct sunlight from the sun?
Areas that receive more scattered sunlight receive less energy from our Sun. When the northern half of Earth is tilted toward the Sun, the southern hemisphere is tilted away. People in the southern hemisphere experience the shorter day lengths and colder temperatures of winter.
What is it like for the half of Earth facing the sun?
Warmth and light from the sun create daytime. At the same time, the half of the planet facing away from the sun experiences the cooler temperatures and darkness of night. Earth’s rotation causes regular shifts from day to night. As a result, levels of solar energy on Earth constantly change.
Why does the Northern Hemisphere receive more direct sunlight half the year than it does the other half of the year?
The United States is in the Northern Hemisphere. As the Earth revolves around the sun, the tilt causes half of the planet to be pointed toward the sun for half the year. As the Earth continues its revolution, the other half will point toward the sun for the other half of the year.
Which part of the Earth receives the direct rays of the sun in December?
Tropic of Capricorn
The sun’s vertical rays strike the Tropic of Cancer, 23.5° north of the Equator, during the June solstice. The subsolar point then begins its migration south, and vertical rays strike the Tropic of Capricorn, 23.5° south of the Equator, during the December solstice.
Which hemisphere receives more direct light and why?
The northern hemisphere is more directly exposed to the sun’s rays during June and July (summer in the northern hemisphere, SF Fig. 6.11 A). The southern hemisphere receives less direct sunlight during these months, resulting in winter.
What hemisphere receives a greater amount of Sun direct rays?
The Northern Hemisphere
The Northern Hemisphere receives the maximum intensity of the sun’s rays, while the angle of sunlight decreases in the Southern Hemisphere.
Why does only half of the Earth face the Sun at a time explain?
The portion facing the sun experiences day while the other half away from the sun experiences night. The circle that divides the day from night on the globe is called the circle of illumination. This circle does not coincide with the axis as you see in the Figure 3.2.
Does Earth’s orbital path affect the amount of solar energy Earth receives?
As the Earth orbits the Sun, the tilt causes one hemisphere and then the other to receive more direct sunlight and to have longer days. The total energy received each day at the top of the atmosphere depends on latitude.
Why is the sun directly overhead at noon on the equator?
At the equator, the sun is directly overhead at noon on these two equinoxes. The “nearly” equal hours of day and night is due to refraction of sunlight or a bending of the light’s rays that causes the sun to appear above the horizon when the actual position of the sun is below the horizon.
Why is the northern hemisphere tilted toward the Sun in June?
The tilt’s orientation with respect to space does not change during the year; thus, the Northern Hemisphere is tilted toward the sun in June and away from the sun in December, as illustrated in the graphic below.
What happens to the energy that the Earth receives from sunlight?
The energy that Earth receives from sunlight is balanced by an equal amount of energy radiating into space. The energy escapes in the form of thermal infrared radiation: like the energy you feel radiating from a heat lamp.
Why does the Southern Hemisphere receive more energy in December?
The Southern Hemisphere receives more energy during December (southern summer) than the Northern Hemisphere does in June (northern summer) because Earth’s orbit is not a perfect circle and Earth is slightly closer to the Sun during that part of its orbit.