subject

Chemistry, 16.10.2020 19:01 Osmin

Which is true of a mechanical wave? (Hurry up please, do quick) A. It can travel in a vacuum

B. It must have a medium.

C. It must travel in empty space.

D. Both sound and light are examples

ansver

Answers: 1

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 05:50

What are transitions between a liquid and gas called? identify which way they are transitioning

Answers: 2

question

Chemistry, 22.06.2019 08:30

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

Answers: 2

question

Chemistry, 22.06.2019 08:40

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

Answers: 1

question

Chemistry, 22.06.2019 11:00

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Answers: 1

You know the right answer?

Which is true of a mechanical wave? (Hurry up please, do quick) A. It can travel in a vacuum
<...

Questions

question

Mathematics, 17.07.2019 00:40

Ana has a rope that is 5 feet long. she divides her rope into 9 equal pieces. what is the length, in feet, of each piece of rope?...

question

Business, 17.07.2019 00:40

A. a new operating system for an existing machine is expected to cost $520,000 and have a useful life of six years. the system yields an incremental a...

question

English, 17.07.2019 00:40

Read the quotation from "song of myself." it is not far, it is within reach, perhaps you have been on it since you were born and did not know, perhaps...

question

Social Studies, 17.07.2019 00:40

Scenario 1: aiden comes in from work. jane had cooked dinner and is waiting for him so they could eat. however, aiden is tired and just wants to go t...

question

Business, 17.07.2019 00:40

Seeking to lower overall costs, a south korean car manufacturer sources many of the parts for its cars from other asian countries. this practice demon...

question

Mathematics, 17.07.2019 00:40

Four students were asked to write an expression which has terms that have a greatest common factor of ab. the expressions provided by the students are...

question

Biology, 17.07.2019 00:40

This problem has been solved! see the answer which of the following accurately explains why atp hydrolysis is necessary when catalyzing t...

question

Business, 17.07.2019 00:40

Last year aldrin co. had negative net cash flow, yet its cash on the balance sheet increased. what could explain these events? select one: a. aldrin...

question

Chemistry, 17.07.2019 00:40

Amixture of n-hexane vapor and air leaves a solvent recovery unit and flows through a 70 cm diameter duct at a velocity of 3.00 m/s. at a sampling poi...

question

Business, 17.07.2019 00:40

Adozen eggs cost $0.96 in december 2000 and $2.75 in december 2015. the average wage for workers in private industries was $14.28 per hour in december...

question

Physics, 17.07.2019 00:40

Which ion channels mediate the falling phase of an action potontial?...

question

Physics, 17.07.2019 00:40

Acoil has n turns enclosing an area of a. in a physics laboratory experiment, the coil is rotated during the time interval δt from a position in which...

question

Mathematics, 17.07.2019 00:40

Find the derivative of the function at p 0 in the direction of a. f(x, y,z) = 3 e^x cos(yz), p0 (0, 0, 0), a = - i + 2 j + 3k...

question

Mathematics, 17.07.2019 00:40

In 1982, the winner of the boston marathon was a. salazar, whose time was 2 hours, 23 min and 3.2 sec. the marathon race covers 26 miles and 385 yards...

question

Mathematics, 17.07.2019 00:40

Four students are selected at random from a chemistry class and classified as male or female. list the elements of the sample space s1 , using the let...

question

Mathematics, 17.07.2019 00:40

Find the numthe sum of a number and its reciprocal 10/3. find the number 5...

question

Mathematics, 17.07.2019 00:40

Josephine is taking a college course and her professor bases the course grade on the average of 2 tests taken in the semester she wants to know what s...

question

Mathematics, 17.07.2019 00:40

Part ii. compare and contrast the following pairs of quadrilaterals based upon properties of their sides and angles. describe the nature of their rela...

question

SAT, 17.07.2019 00:40

Participating map facilities display the map door decal, which indicates to customers that...

question

Mathematics, 17.07.2019 00:40

Solve for x. can somebody me? i don’t understand how to do this.

More questions: Chemistry Another questions

Questions on the website: 13722367