Which of the Following Is TRUE About Earthʹs Atmosphere

question 123

Multiple Choice

Which of the following is TRUE about Earthʹs atmosphere?

• A)It allows gamma rays and X-rays reach the surface.
• B)It is denser at higher altitudes.
• C)The ozonosphere and ionosphere shield the surface from harmful radiation.
• D)Variable gases are the dominant gases in the atmosphere.

---

Definitions:

Metatarsals

The long bones in the foot that connect the ankle to the toes.

Tibia

The tibia, also known as the shinbone, is a large bone in the lower part of the leg, located between the knee and ankle, medial to the fibula.

Talus

A bone in the ankle that sits above the calcaneus and below the tibia and fibula, playing a critical role in the ankle’s ability to move.

Zygomatic Bone

A bone in the human skull situated at the upper and lateral part of the face, forming the prominence of the cheek and part of the outer eye socket.