EVERYDAY SCIENCE

SCIENCE

PHYSICAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Planets are visible only because they reflect.
A
Gravity
B
Radiation
C
Moonlight
D
Sunlight
Explanation: 

Detailed explanation-1: -The planets are much closer, inside our solar system. Although the planets are much smaller than the stars, planets appear to be about the same size as the stars because they are so close to us. Planets don’t produce their own light. They reflect the light of the sun in the same way our moon reflects sunlight.

Detailed explanation-2: -Planets in our solar system are visible through telescopes and sometimes to the naked eye due to the reflection of the sun’s rays from their surfaces. Objects in space such as planets and moons don’t produce their own light, but are lit up by stars such as our sun.

Detailed explanation-3: -Because planets do not have nuclear fusion, they do not produce their own light. Instead, they shine with light reflected from a star. When we see planets in the night sky, such as Venus, the so-called “Evening Star, ” we’re seeing reflected sunlight.

Detailed explanation-4: -Their visibility is determined by the interaction of light from the sun and the planets’ own shadows. Sometimes these planets become visible just after it begins getting dark. Other times, they can only be seen very late at night. When they get too close to the sun, they aren’t visible at all.

Detailed explanation-5: -Most objects in space, other than stars, reflect light. For example, planets like Venus, Mars, Jupiter, and Saturn all reflect light. You can look up into the night sky and easily see these four planets for yourself, from your backyard, using just your eyes-no telescope required!

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