Questions About the Universe

What is the largest planet in our solar system?

• Mars

• Saturn

• Jupiter

• Earth

What is the name of the galaxy that contains our solar system?

• Milky Way

• Whirlpool

• Triangulum

• Andromeda

What force keeps the planets in orbit around the sun?

• Frictional force

• Magnetic force

• Gravitational force

• Centrifugal force

What is a black hole?

• A black hole is a vacuum cleaner for space debris.

• A black hole is a region in space with a gravitational pull so strong that nothing can escape from it.

• A black hole is a type of star that emits light.

• A black hole is a portal to another dimension.

What is the speed of light in a vacuum?

• 150,000,000 meters per second

• 300,000,000 meters per second

• 299,792 kilometers per second

• 299,792,458 meters per second

What is the main component of the sun?

• Carbon

• Hydrogen

• Helium

• Oxygen

What phenomenon causes the changing of the seasons on Earth?

• The rotation of the Earth on its axis.

• The distance from the Earth to the Moon.

• The gravitational pull of Jupiter.

• The tilt of the Earth's axis and its orbit around the Sun.

What is the name of the first human to travel into space?

• Buzz Aldrin

• John Glenn

• Neil Armstrong

• Yuri Gagarin