What is roughly the amount on time it takes the moon to rotate once around the Earth.
100
Why do scientists put telescopes in space?
What is to avoid interference from the atmosphere.
100
How many lenses does the simplest optical telescope have?
What is 2.
100
True or false, all cultures interpret the constelations in different ways?
What is true
100
What does the zenith always have an altitude of?
What is 90 degrees
200
What did Early astronomers think the universe consisted of?
What is sun, moon, and planets.
200
What is the most harmful Radiation?
What is gamma rays.
200
How many constellations are there?
What is 88.
200
What did constellations do for people in ancient civilization?
What is helped navigate and keep time.
200
Who proved other galaxies existed beyond ours?
What is Edwin Hubble
300
Two things Galileo discovered?
What is craters and mountains on earths moon, four of jupiter's moon, sunspots on the sun, and the phases of Venus. Answers may vary.
300
Why does the earths Atmosphere causes light to shimmer and blur?
What is the motion of air above the telescope and light pollution.
300
What are the most common types of telescopes and name two examples.
What is optical, refracting and reflecting.
300
Why do we not see the same constellations throughout the whole year?
What is we rotate on our axis and spin around the sun.
400
Name the astronomers in our book.
What is Ptolemy, Copernicus, Tycho Brahe, Johannes Kepler, Galileo, Isaac Newton, and Edwin Hubble.
400
True or false, the longer the wavelength the more harmful the radiation. name the longest wavelength.
What is false, radio waves.
400
True or false, Chilie sees the same constellations as us.
What is false.
400
What have astronomers agreed on and disagreed on about constellations?
What is the names, the objects they make.
400
What is the difference between geocentric ad heliocentric.
What is geocentric is earth centered universe and heliocentric is sun centered universe
500
What does the force of gravity depend on, and who figured it out.
What is the mass of objects and the distance between them, and Isaac Newton.
500
Three advantages of reflecting telescopes?
What is mirrors can be very large, allowing more light then refracting telescopes, curved mirrors are polished on their curved side, preventing light from entering the glass, and mirrors can focus all colors of light to the same focal point.
500
What is altitude.
What is the angle between the object and the horizon.