Descovering The Universe Flashcards
What is the name of the closest star to Earth?
The Sun
What is the name of the galaxy that contains our solar system?
The Milky Way
True or False: The universe is constantly expanding.
True
What is the name of the force that holds galaxies together?
Gravity
Fill in the blank: The study of the universe is known as ________.
Astronomy
Which planet is known as the ‘Red Planet’?
Mars
What is the name of the largest moon in our solar system?
Ganymede
What is the name of the theory that explains the origin of the universe as a big bang?
Big Bang Theory
How many planets are there in our solar system?
8
What is the name of the process by which stars produce energy?
Nuclear fusion
Which famous scientist developed the theory of general relativity?
Albert Einstein
What is the name of the force that causes tides on Earth?
Gravitational pull
Fill in the blank: A ________ is a massive, spinning object in space.
Black hole
True or False: The speed of light is the fastest speed possible in the universe.
True
Which planet in our solar system has the most moons?
Jupiter
What is the name of the closest galaxy to the Milky Way?
Andromeda
True or False: The asteroid belt is located between Mars and Jupiter.
True
What is the name of the phenomenon where light is bent by a massive object’s gravity?
Gravitational lensing
Fill in the blank: The ________ is the region in space where gravity is so strong that nothing, not even light, can escape.
Black hole
What is the name of the spacecraft that first landed humans on the moon?
Apollo 11
True or False: The moon has its own atmosphere.
False
What is the name of the force that causes objects to fall to the ground?
Gravity
Fill in the blank: The ________ is the imaginary line that runs through the Earth’s North and South Poles.
Axis
Which planet is known for its beautiful rings?
Saturn
