subject
Biology, 26.02.2021 23:30 jasminebailey829

Based on the information in Figure 1 and Table 1, which statement best compares a sound wave in a vacuum to a sound wave in air?
A
A sound wave in a vacuum travels much faster than a sound
wave in air because there are no molecules to slow it down.
B
A sound wave in air travels much slower than a sound wave in
a vacuum because of the number of molecules in air.
A sound wave cannot travel in a vacuum because there are no
molecules to transfer the energy.
D
A sound wave travels at the same speed in a vacuum as a
sound wave in air does.

ansver
Answers: 3

Another question on Biology

question
Biology, 21.06.2019 22:00
An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?
Answers: 3
question
Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
question
Biology, 22.06.2019 09:30
Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.
Answers: 1
question
Biology, 22.06.2019 11:30
If a human has 23 pairs of chromosomes in every muscle cell of its body how many chromosomes will be in a human egg or sperm
Answers: 1
You know the right answer?
Based on the information in Figure 1 and Table 1, which statement best compares a sound wave in a v...
Questions
question
Mathematics, 12.12.2021 14:50
question
English, 12.12.2021 14:50
question
Biology, 12.12.2021 15:00
question
Mathematics, 12.12.2021 15:00
question
Mathematics, 12.12.2021 15:00
Questions on the website: 13722363