On which of the following planets water cycle is available?
- (A) Venus
- (B) Earth
- (C) Mars
- (D) Jupiter
- (B) Earth
When the Sun has burned all its Hydrogen, it will continue to burn Helium for:
- (A) 100 million more years
- (B) 130 million more years
- (C) 160 million more years
- (D) 200 million more years
- (B) 130 million more years
Scientists theorize that the “Moon” formed from a fragment of:
- (A) Earth
- (B) Sun
- (C) Mars
- (D) Uranus
- (A) Earth
Who proposed that “The Earth itself is a great (huge) magnet”?
- (A) William Gilbert
- (B) Rod Wilson
- (C) James Clark
- (D) Michael Faraday
- (A) William Gilbert
Who discovered the mountains and craters on the moon?
- (A) William Herschel
- (B) Isaac Newton
- (C) Galileo Galilei
- (D) Christian Huygens
- (C) Galileo Galilei
There is a _______ difference between the Sun’s polar and equatorial diameter.
- (A) 10 Kilometers
- (B) 15 Kilometers
- (C) 20 Kilometers
- (D) 25 Kilometers
- (A) 10 Kilometers
What is the name of the most recent mission to the Sun?
- (A) Voyager
- (B) Artemis
- (C) Parker Solar Probe
- (D) Solar Orbiter
- (C) Parker Solar Probe
The “Parker Solar Probe” is a NASA space probe launched in:
- (A) 2018
- (B) 2019
- (C) 2020
- (D) 2021
- (A) 2018
The sun looks yellow to us on Earth, but in space, its actually:
- (A) Red
- (B) White
- (C) Blue
- (D) Orange
- (B) White
Considering the layers of the earth, the temperature in the center of the earth can be:
- (A) 2000 °C
- (B) 3000 °C
- (C) 4000 °C
- (D) 5000 °C
- (D) 5000 °C