Biology, 16.07.2021 03:00 lraesingleton
For questions 17-21, write the letter of the definition that best matches the term or phrase in the space provided
: 17. Quasar
18. Cosmic background radiation
19. Nova
20. Protostar
21. Pulsar
A. A shrinking region of space flattened into a disk with a central concentration of matter.
B. An object that produces energy at a high rate at the center of some galaxies.
C. A neutron star that emits radio waves.
D. Possible evidence of the big bang.
E. A large, bright explosion of a white dwarf caused by pressure building up
(Which Letter should go on what box up top? Please help! <3)
Answers: 3
Biology, 21.06.2019 14:00
Which statement best describes the nature of science? a. science discoveries using the latest technology are the most valuable. b. scientific theories and laws are based on beliefs and popular opinion. c. scientific ideas change over time as new information is discovered. d. science is superior to other fields such as art, philosophy, and music. i think its c
Answers: 1
Biology, 21.06.2019 18:30
Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees
Answers: 2
Biology, 22.06.2019 03:40
How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.
Answers: 3
Biology, 22.06.2019 06:40
Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above
Answers: 1
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