Chapter 10 Definition | Chapter 10 Vocab |
A neutron star that spins rapidly on its axis | Pulsar |
The death explosion of a star | Supernova |
An existing star that flares up and becomes brighter than normal | Nova |
Stars that regularly or repeatedly change in magnitude | Variable Stars |
The measurement of a star's apparent movement over time | Parallax |
The brightness of a star | Magnitude |
Is how bright a star really is | Absolute magnitude |
Is how bright a star looks to us | Apparent Magnitude |
The closest star to Earth | Sun |
A cloud of interstellar gases and debris | Nebula |
Meteoroids that light up as they pass through Earth's atmosphere | Meteors |
Meteoroids that pass through Earth's atmosphere and land on Earth | Meteorites |
Irregularly shaped pieces of rock, metal, and dust; sometimes called minor planets | Asteroids |
Consist of frozen gases, water, and dust | Comets |
Are the largest and brightest stars | Supergiants |
When a massive star runs out of fuel, collapses, and disappears from space, scientists call what is left a | Black hole |
A group of stars that form a picture | Constellation |
Telescopes that bend light to make objects seem larger | Refracting telescope |
Which kind of telescope uses mirrors to make objects appear bigger | Reflecting telescopes |
Glowing balls of gases | Stars |
Are the hottest stars | (blank) |
Our galaxy travels in a group with more than _____ other galaxies and is part of the ______ | 30, Local Group |
A huge star system that covers many light years of space | Galaxy |
Galaxy we live in | Milky Way |
When a meteroid passes through Earth's atmosphere and lands on Earth | Meteorite |
When a meteoroid lights up as it passes through Earth's atmosphere | Meteor |
Study that looks to the stars for guidance; is not depending on God's Word to lead them and help them make decisions | Astrology |
Stars that form a ball | Globular cluster |
Fewer stars and no particular shape | Open Star cluster |
Scientific study of stars | Astronomy |