Astronomy Quiz

Directly above Earth's equator lies the ________ in the sky.

• North Celestial Pole

• South Celestial Pole

• Celestial equator

• ecliptic

Stars in a constellation ________.

• are close to one another in space

• all formed at about the same time

• neither rise nor set

• are in the same direction in the sky

• None of these choices is correct.

One phenomenon that the geocentric models struggled to explain was ________.

• sunspots

• the rotation of Earth

• retrograde motion

• parallax

• epicycles

What is retrograde motion?

• east to west motion of the Sun over many successive nights

• east to west motion of the Moon relative to the stars over many successive nights

• occasional east to west motion of the planets relative to the stars over many successive nights

• occasional west to east motion of the planets relative to the stars over many successive nights

Which statement is true about Newton's First law of motion?

• A body at rest stays at rest unless a force is applied to it

• A body in motion stays in motion unless a force is applied to it

• A body in motion has the tendency to come to a stop eventually

• A body at rest stays at rest unless a force is applied to it and a body in motion has the tendency to come to a stop eventually

• A body at rest stays at rest unless a force is applied to it and a body in motion stays in motion unless a force is applied to it

After tying a string to a rock, you twirl the rock around above your head. If the string were to break, what path would the rock follow?

• The rock will fall down immediately.

• The rock will complete the circle before falling down.

• The rock will go in a straight line before falling down.

• The rock will fly upward.

Which of the following correctly lists the selected parts of the electromagnetic spectrum in the correct order from highest to lowest energy?

• gamma rays, infrared, ultraviolet, radio waves, visible

• radio waves, infrared, visible, ultraviolet, gamma rays

• infrared, ultraviolet, radio waves, gamma rays, visible

• radio waves, ultraviolet, visible, infrared, gamma rays

• gamma rays, ultraviolet, visible, infrared, radio waves

The warmth you feel when you put your hand in a sunbeam is due to which part of the electromagnetic spectrum?

• radio waves

• infrared waves

• ultraviolet waves

• X-ray

• gamma ray

Light travels _______ in water than in air.

• faster

• slower

• at the same speed

• perpendicular to

The best site for placing an X-ray telescope is _______.

• A MOUNTAINTOP

• A VALLEY

• NEAR AN OCEAN

• A DESERT

• ABOVE EARTHS ATMOSPHERE