Science Quiz Flashcards
When was the Ancient Babylonians astronomy?
(700) BC
When was the Ancient Chinese astronomy?
(1300) BC
When was Aristarchus around?
(300) BC
Was Aristarchus sun centered or earth centered?
He was the first to think that the universe was sun centered and that the Earth and planets revolve around the sun.
When was Ptolemy around?
(150) AD
Did he think that the universe was Earth or sun centered?
He thought that the universe was Earth centered.
When was Nicolaus Copernicus around?
(1543) AD
Did he think that the universe was earth or sun centered?
He thought that the universe was sun centered.
When was Tycho Brahe around?
(Late 1500’s) AD
Did Tycho Brahe think that the universe was earth or sun centered?
He thought that the universe was Earth centered.
When was Johannes Kepler around?
He was around in (1571-1630) AD
Did Kepler believe in a sun centered or earth centered universe?
Stated that the sun is the center of the solar system and the Earth and planets revolve around the sun in elliptical orbits and the sun is a little ‘off center’.
When was Galileo Galilei around?
He was around in( 1564-1642) AD
Did Galileo believe in a sun or earth centered universe.
He believed in a sun centered universe.
What was Galileo the first to do?
He was the first to use a telescope to look at the sky.
What are the 4 things that Galileo discovered?
He discovered 1) 4 of Jupiter’s moons.
2) craters on the moon.
3) sunspots on the sun.
4) the phases of Venus.
When was Sir Isaac Newton around?
He was around during (1642-1727) AD
Where was Sir Isaac Newton from?
He was English and from England.
What did Sir Isaac Newton show?
He showed he showed that all of the objects in the universe are attracted to one another through a gravitational force called gravity.
What does gravity depend on?
Gravity depends on the mass of the objects and the distance between them.
When was William Hershel around?
He was around in (1781) AD.
What planet did William Herschel discover?
He discovered Uranus.
When was Johann G. Galle around?
He was around in (1846) AD.
What planet did Johann G. Galle discover?
He discovered the planet Neptune.
When was Edwin Hubble around?
He was around in (1924) AD.
Where was Edwin Hubble from?
He was from America and was American.
What did Edwin Hubble prove?
He proved that there are other galaxies beyond the edge of the Milky Way.
When was Clyde Tombaugh around?
He was around in (1930) AD.
What planet did Clyde Tombaugh discover?
He discovered the planet Pluto.
What was the first man made satellite in space called?
It was called Spuntik.
Who was the first man made satellite in space launched and made by?
It was launched and made by the Soviet Union.
Who was the first human to orbit the Earth?
The first human to orbit the Earth was Yuri Gagarin.
Where was she from?
She was from the Soviet Union.
What day did Yuri Gagarin orbit the Earth?
She orbited the earth on April 12, 1961.
Who were the first humans to walk on the moon?
The first humans to walk on the moon were Neil Armstrong and Edwin (Buzz) Aldrin.
Where were they from?
They were from America and were American.
What day did they land on the moon?
They landed on the moon on July 20, 1969.
Who was the pilot the that flew them to the moon?
Their pilot was Michael Collins.
When was the Hubble Space Telescope launched?
It was launched in 1990.
Who was the Hubble Space Telescope launched by?
It was launched by the USA.
What is the Hubble Space Telescope?
It is an orbiting telescope that can detect VERY faint objects in space.
What is roughly the amount of time required for the moon to orbit once around the Earth?
One month.
What is the time required for the Earth to orbit once around the sun?
One year.
What is the time required for Earth to rotate once on its axis?
One day.
What does helio/heliocentric mean?
Helio means sun so heliocentric means sun centered.
What does geo/geocentric mean?
Geo means Earth so geocentric means Earth centered.
