Gravitational Waves and LIGO

What did Einstein propose about gravity in his theory of general relativity?

• Gravity is a force between two masses.

• Gravity is a result of nuclear forces.

• Gravity is the curvature of spacetime.

• Gravity is caused by electromagnetic waves.

What is the primary function of the LIGO observatory?

• To detect electromagnetic waves.

• To observe distant galaxies.

• To detect gravitational waves.

• To study the Earth's atmosphere.

How does LIGO detect changes in spacetime?

• By using sound waves.

• By measuring changes in temperature.

• By detecting interference in laser beams.

• By observing light from stars.

Why is the detection of gravitational waves considered groundbreaking?

• It enables faster-than-light travel.

• It helps in predicting weather patterns.

• It provides a new way to observe the universe.

• It allows us to see in the dark.

What is one of the technological advancements resulting from LIGO's development?

• New methods of space travel.

• Enhanced communication satellites.

• Advanced cryogenics and optics.

• Improved solar panels.