Famous Astronomers (Hansen Science)

Front

Who studied the position of the planets for over 20 years?

Back

Tycho Brahe

Front

Which astronomer used a telescope to support his ideas about the universe?

Back

Galileo Galilei

Front

What significant discoveries did Galileo make with a telescope?

Back

He discovered the moons of Jupiter and the phases of Venus.

Front

What did Galileo observe about Venus that supported the Heliocentric theory?

Back

He noticed that Venus has phases similar to Earth's moon.

Front

Who proposed the geocentric theory of the universe?

Back

Claudius Ptolemy

Front

What is the Heliocentric theory?

Back

The theory that the Sun is at the center of the universe and the planets, including Earth, revolve around it.

Tags

NGSS.HS-ESS1-4

Front

What is the Geocentric theory?

Back

The theory that Earth is at the center of the universe and all celestial bodies revolve around it.

Front

What role did the telescope play in astronomy?

Back

The telescope allowed astronomers to observe celestial bodies in greater detail, leading to significant discoveries.

Front

What were the main contributions of Tycho Brahe to astronomy?

Back

He made precise astronomical observations and compiled extensive data on planetary positions.

Front

How did Galileo's observations challenge the prevailing views of his time?

Back

His observations provided evidence for the Heliocentric theory, contradicting the Geocentric view.