kirram9 kirram9

20-01-2021
Chemistry

contestada

which of these is true of sound waves?

a. they only work in air
b. move in all directions
c. can be heard in space

Respuesta :

katiegbercier katiegbercier

20-01-2021

Answer:

c

Explanation:

Answer Link

Otras preguntas

Which statement explains why the United States remained out of World War II prior to the Japanese attack on Pearl Harbor?

To what does the term "arabesque" refer? of or belonging to Arabs a collection of poetry written in Arabic a swirling floral pattern used in Islamic art a colle

The slogan “Hawaii for the Hawaiians” was championed by Secretary of State John Hay. True or false?

Factor the expression. c2 + 4c + 4 A. (c + 2)2 B. (c + 1)(c + 4) C. (c2 + 4)2 D. The expression cannot be factored because it is prime.

When the water level of a stream or river exceeds its natural banks, it has reached its a. flood stage. b. plateau. c. capacity. d. crest.

Calculate the discriminant to determine the number of real roots. y = x2 – 6x + 9. How many real roots does the equation have? (Points : 5) one real roo

Which sentence uses a verb that agrees with its compound subject? A. Mom and her sisters have decided to go on a trip together. B. His uncles and my brother was

n which sentence is the number written correctly? A. The thermostat outside the house read fifty-four degrees. B. We raked twenty two bags of leaves from our ya

What is the circumference of a circle with a radius of 0.8 m? A. 0.64*pi m B. 0.8*pim C. 1.6*pi m D. 2.56*pi m

The Democratic party is planning to hold an open primary election to choose a candidate for the senate. Which of the following groups would be allowed to vote i