Exploring the Universe

What is the largest planet in our solar system?

• Earth

• Jupiter

• Mars

• Saturn

What force keeps planets in orbit around the sun?

• Magnetic force

• Gravitational force

• Frictional force

• Centrifugal force

What is the name of our galaxy?

• Triangulum

• Whirlpool

• Andromeda

• Milky Way

What is a black hole?

• A black hole is a large planet with a solid surface.

• A black hole is a vacuum cleaner used in space.

• 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.

What is the speed of light in a vacuum?

• 300,000,000 meters per second

• 299,792,458 meters per second

• 150,000,000 meters per second

• 299,792 kilometers per second

What are the four terrestrial planets in our solar system?

• Jupiter, Saturn, Uranus, Neptune

• Earth, Mars, Pluto, Ceres

• Mercury, Venus, Earth, Jupiter

• Mercury, Venus, Earth, Mars

What is the main component of the sun?

• Hydrogen

• Helium

• Oxygen

• Carbon

What phenomenon causes the northern lights?

• Auroras are caused by volcanic eruptions.

• Auroras are a result of ocean currents.

• Auroras are created by artificial lights in the sky.

• Auroras are caused by the interaction of solar wind with the Earth's magnetic field.

What is the closest star to Earth?

• Sirius

• Betelgeuse

• Alpha Centauri A

• Proxima Centauri

What is the significance of the Hubble Space Telescope?

• The Hubble Space Telescope is significant for its contributions to astronomy, including the discovery of the universe's expansion rate and the observation of distant galaxies.

• It only observes planets within our solar system.

• It is primarily used for weather forecasting.

• The telescope was built to study the ocean's depths.