Show:
History of astronomy
What is a star?
How are stars grouped together?
The Sun
Miscellaneous
100
This kid of eclipse occurs when the Moon blocks the Sun's light.
What is SOLAR ECLIPSE
100
A point in space with a force of gravity so strong that nothing within a certain distance can escape being sucked in is called a ____________.
What is BLACK HOLE
100
Scorpius and Ursa Major are examples of this
What is A CONSTELLATION
100
a stars _________ tells you how hot it is.
What is COLOR
200
A(n) ____________ is the time of year when the day and night are of equal length.
What is EQUINOX
200
a __________ is the distance light travels in a year.
What is LIGHT YEAR
200
The Milky Way is an example of this.
What is A GALAXY
200
The outermost layer of the sun is called the _____.
What is CORONA
200
The biggest kinds of stars are called _________.
What is SUPERGIANTS
300
What is a star map drawn out on a metal plate.
What is ASTROLABE
300
a cloud of gas and dust in which new stars form is called a ______.
What is NEBULA
300
A galaxy is a huge system of stars, dust, and gas held together by _________
What is GRAVITY
300
The layer of the sun that gives off the light energy we see is this layer.
What is THE PHOTOSPHERE
300
__________ was the first person to use the telescope in astronomy, although he did not invent it.
What is GALILEO GALILEI
400
_____________ developed a reflecting telescope that showed objects in sharper detail
What is ISAAC NEWTON
400
a gigantic explosion of stars millions or billions of times brighter than the star was called a ______________.
What is SUPERNOVA
400
This kind of galaxy has a bright, bulging middle and wispy arms fanning out from the center.
What is A SPIRAL GALAXY
400
________ give off more light than other parts of the sun and also X rays and other electromagnetic radiation.
What is SOLAR FLARES
400
Name one type of energy collected by telescopes.
What is RADIO WAVES, VISIBLE LIGHT, or INFRARED ENERGY
500
Telescopes collect and concentrate ____________.
What is LIGHT
500
This kind of star has no feul to make its own energy.
What is A WHITE DWARF STAR
500
The largest galaxies we know of are this kind of galaxy.
What is ELIPTICAL
500
________ on the sun may rise at a speed of 1,000 km per second.
What is PROMINENCES
500
Before a sun becomes a white dwarf, all of the ________ gets used up, and the core of the star shrinks.
What is the HELIUM