The Space Race & The Solar System
Questions and Answers
- 1.
There are three layers of the earth. These are called the
- A.
Core, mantle, and crust
- B.
Under, over, and between
- C.
Core, mantle and outside
- D.
Inside, middle, and outside
Correct Answer
A. Core, mantle, and crustExplanation
The correct answer is "core, mantle, and crust." This answer accurately identifies the three layers of the Earth. The core is the innermost layer, followed by the mantle, and finally the outermost layer known as the crust.Rate this question:
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- 2.
Earth is the third planet from the sun
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement "Earth is the third planet from the sun" is true because in our solar system, Earth is located between the innermost planet, Mercury, and the fourth planet, Mars. Therefore, Earth is indeed the third planet from the sun.Rate this question:
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- 3.
The first space station was launched in
Correct Answer
the soviet union
russia
Russia
rusia
rusa
rushaExplanation
The correct answer is the Soviet Union. This is because the first space station, called Salyut 1, was launched by the Soviet Union on April 19, 1971. It was the beginning of the Soviet Union's successful space station program, which paved the way for future advancements in space exploration.Rate this question:
- 4.
Mars is known as the ..... planet.
Correct Answer
red
RedExplanation
Mars is known as the red planet because its surface appears reddish in color. This is due to the presence of iron oxide, also known as rust, which gives the planet its distinctive reddish hue. The iron oxide particles in the Martian soil reflect sunlight in a way that makes the planet appear red to observers from Earth. Additionally, the planet's atmosphere also contributes to its reddish appearance.Rate this question:
- 5.
Which is the smallest planet in the Solar System?
- A.
Earth
- B.
Mercury
- C.
Jupiter
- D.
Venus
Correct Answer
B. MercuryExplanation
Mercury is the smallest planet in the Solar System. It has a diameter of about 4,879 kilometers, making it slightly larger than Earth's moon. Despite its small size, Mercury is dense and has a relatively large iron core. It is also the closest planet to the Sun, with an average distance of about 57.9 million kilometers. Its proximity to the Sun means that Mercury has a very short year, completing one orbit in just 88 Earth days.Rate this question:
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- 6.
The sun is a
- A.
Asteroid
- B.
Star
- C.
Ball
- D.
Water
Correct Answer
B. StarExplanation
The sun is a star because it is a massive, luminous sphere of plasma held together by its own gravity. It emits light and heat through nuclear fusion, just like other stars. The term "asteroid" refers to small rocky objects that orbit the sun, but the sun itself is not an asteroid. Similarly, "ball" and "water" are not accurate descriptions of the sun.Rate this question:
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- 7.
There are ..... planets in the Solar System.
Correct Answer
8
eight
9
nineExplanation
The question is asking for the number of planets in the Solar System. The correct answer is 8 because there are 8 recognized planets in the Solar System: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. The answer "eight" is also correct as it is the textual representation of the number 8. The answers "9" and "nine" are incorrect as there are only 8 planets in the Solar System.Rate this question:
- 8.
Mars has similar seasons to
- A.
Pluto
- B.
Venus
- C.
Earth
Correct Answer
C. EarthExplanation
Mars has similar seasons to Earth because both planets have a tilted axis. This means that as they orbit the Sun, different parts of the planet receive varying amounts of sunlight throughout the year. This causes changes in temperature and weather patterns, resulting in distinct seasons. Unlike Mars, Pluto has a highly elliptical orbit and a much greater tilt, leading to more extreme seasonal variations. Venus, on the other hand, experiences very little axial tilt, resulting in minimal seasonal changes. Therefore, Earth is the most accurate comparison for Mars' seasons.Rate this question:
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- 9.
The Asteroid Belt contains millions of
Correct Answer
asteroids
AsteroidsExplanation
The correct answer is "asteroids" because the question asks for what the Asteroid Belt contains, and the Asteroid Belt is known to be a region in our solar system that is filled with millions of asteroids. The term "Asteroids" is also capitalized, indicating that it is referring to the specific objects found in the Asteroid Belt.Rate this question:
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