Which of the following are true about
sound waves? Choose all that apply.
a. they are longitu...
Which of the following are true about
sound waves? Choose all that apply.
a. they are longitudinal waves
b. they are transverse waves
c. the waves' motions happen in the same
direction that the wave travels
d. the waves' motions happen perpendicular to
the direction that the wave travels
Answers: 1
Chemistry, 22.06.2019 06:00
How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025
Answers: 3
Chemistry, 22.06.2019 09:20
What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?
Answers: 1
Chemistry, 22.06.2019 12:30
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
Mathematics, 15.04.2020 00:15
Mathematics, 15.04.2020 00:15
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Mathematics, 15.04.2020 00:15