Understanding Orbits

What does the term "orbit" refer to?

• The motion of one body around another

• The size comparison between two objects

• The fixed position of a larger object

• The gravitational pull between two bodies

Which object is said to orbit in the context of an orbit?

• The larger object

• The smaller object

• Both objects

• Neither object

Is it always the case that one object is larger in an orbit?

• Yes, always

• No, not always

• Only in space

• Only on Earth

What is the relationship between the two objects in an orbit?

• They repel each other

• One orbits around the other

• They collide

• They are stationary

Which of the following is a satellite of the Sun?

• The Moon

• The Earth

• A human-made satellite

• A comet

What is the primary function of a satellite?

• To orbit another body

• To emit light

• To create energy

• To remain stationary

What type of motion did Copernicus assume for the planets?

• Elliptical

• Circular

• Parabolic

• Linear

How was Copernicus's theory viewed at the time?

• Revolutionary

• Heretical

• Accepted

• Ignored

What did Copernicus use to support his theory?

• Mythology

• Accurate measurements

• Speculation

• Religious texts

Where did Tycho Brahe lecture?

• University of Paris

• University of Copenhagen

• University of Oxford

• University of Vienna