Physics

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The Universe is too big to discuss distance without using _______________. Fill in the blank(s) ... Started by go.lag	1 Replies 93 Views	Jul 27, 2018 by chem1s3
The size of a star's image in a photo tells you how _______________ the star appears. Fill in the ... Started by ericka1	3 Replies 187 Views	Jul 27, 2018 by chem1s3
The _______________contains all of the galaxies, solar systems, stars, and planets. Fill in the ... Started by kellyjaisingh	1 Replies 62 Views	Jul 27, 2018 by vboyd24
The formation of our _______________ occurred about 4.6 billion years ago. Fill in the blank(s) ... Started by sabina	1 Replies 96 Views	Jul 27, 2018 by brittanywood
Why do scientists use the scientific method? What will be an ideal ... Started by Yolanda	1 Replies 73 Views	Jul 27, 2018 by missalyssa26
Explain the difference between a galaxy and a solar system. What will be an ideal ... Started by savannahhooper	3 Replies 90 Views	Jul 27, 2018 by amy.lauersdorf90
The constellations are an ancient heritage handed down for thousands of years as ways to tell ... Started by swpotter12	1 Replies 157 Views	Jul 27, 2018 by nathang24
The International Astronomical Union established 88 constellations that represent a defined area of ... Started by jCorn1234	1 Replies 73 Views	Jul 27, 2018 by elyse44
Astronomers describe the brightness of stars using the brilliance scale. a. True b. False ... Started by BRWH	1 Replies 57 Views	Jul 27, 2018 by atrochim
Flux is a measure of the light energy from a star that hits a collecting area of one square meter in ... Started by bobypop	3 Replies 148 Views	Jul 27, 2018 by macmac
Earth spins completely upright like a giant top. a. True b. False Indicate whether the ... Started by kfurse	1 Replies 105 Views	Jul 27, 2018 by trampas
Because Earth's axis of rotation is inclined 23.4 degrees from vertical, the Sun moves into the ... Started by gonzo233	1 Replies 89 Views	Jul 27, 2018 by tuate
What was the purpose of the IAU establishing 88 official constellations? a. To allow ancient ... Started by james	1 Replies 139 Views	Jul 27, 2018 by braelync
Which is an asterism of Pegasus? a. Great Square b. Orion c. Andromeda d. Scorpio e. ... Started by olgavictoria	3 Replies 129 Views	Jul 27, 2018 by irishcancer18
What did the IAU establish in 1928? a. The IAU classified Pluto as a dwarf planet. b. The IAU ... Started by lracut11	1 Replies 136 Views	Jul 27, 2018 by amcvicar
Which ancient astronomer recorded the magnitude of stars in his star catalog and was used ... Started by Metfan725	1 Replies 98 Views	Jul 27, 2018 by robbielu01
Betelgeuse is the brightest star of which constellation? a. Orion b. Ursa Minor c. Ursa Major d. ... Started by notis	1 Replies 112 Views	Jul 27, 2018 by ecox1012
If star A is 14.5 times brighter than star B, then what is their magnitude difference? a. 1.2 b. ... Started by ap345	3 Replies 113 Views	Jul 27, 2018 by Mollythedog
Which is a unit used to measure angular distance? a. seconds b. minutes c. arc seconds d. feet ... Started by storky111	1 Replies 140 Views	Jul 27, 2018 by frre432
What is the name of constellations that appear to never rise or set? a. polar constellations b. ... Started by asmith134	1 Replies 87 Views	Jul 27, 2018 by lorealeza77
Earth's rapid rotation makes its axis sweep out the shape of a cone, like a heavy top slowing down. ... Started by kamilo84	1 Replies 66 Views	Jul 27, 2018 by yasmin
Due to the cycle of precession, in 12,000 years, which star will replace Polaris as the guiding ... Started by ashley	3 Replies 94 Views	Jul 27, 2018 by frejo
Day and night cycles are caused by the ____ of Earth. a. revolution b. location c. axis tilt d. ... Started by altibaby	1 Replies 81 Views	Jul 27, 2018 by emsimon14
Which planet is often called our most brilliant morning star? a. Venus b. Jupiter c. Mars d. ... Started by APUS57	1 Replies 72 Views	Jul 27, 2018 by olderstudent
What date is the autumnal equinox for the Southern hemisphere? a. December 21 b. September 22 ... Started by dmcintosh	1 Replies 88 Views	Jul 27, 2018 by joshraies