sir isaac newton:
a. proposed the elliptical orbit of the planets
b. applied mathematic...
Biology, 19.08.2019 07:20 wyndal1753
sir isaac newton:
a. proposed the elliptical orbit of the planets
b. applied mathematical reasoning to many astronomical theories
c. used mathematical calculations to discover the planet neptune
d. all of the above
the goddard space flight center is a major nasa space research laboratory. its name commemorates the contributions of robert goddard to:
a. cepheids
b. rocketry
c. red shift method
d. heliocentric theory
the greeks assigned what magnitude to the brightest stars seen in the night sky?
a. 1
b. -1
c. 6
d. 6+
the apparent magnitude of vega is 0. the apparent magnitude of canopus is -0.7. vega is brighter than canopus.
true
false
Answers: 2
Biology, 21.06.2019 20:00
Need will mark ! which features are created by groundwater erosion and deposition? check all that apply. a. stalagmitesb. sinkholesc. rillsd. stalactites e. gullies f. rivers
Answers: 1
Biology, 21.06.2019 20:00
In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote
Answers: 1
Biology, 21.06.2019 21:30
Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time
Answers: 1
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