subject

Physics, 05.01.2020 00:31 bcox32314

The wavelengths for visible light rays correspond to which of these options?

about the size of a pen

about the size of a virus or a large molecule

about the size of an amoeba

smaller than an atom

about the size of a football field

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 22.06.2019 03:00

If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?

Answers: 2

question

Physics, 22.06.2019 03:00

Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c

Answers: 2

question

Physics, 22.06.2019 04:00

When an object is heated it contracts. a. true b. false

Answers: 2

question

Physics, 22.06.2019 06:30

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.

Answers: 3

You know the right answer?

The wavelengths for visible light rays correspond to which of these options?

about the...

Questions

question

Chemistry, 03.07.2019 20:40

An acetic acid buffer solution is required to have a ph of 5.27. you have a solution that contains 0.01 mol of acetic acid. what molarity of sodium ac...

question

Chemistry, 03.07.2019 20:40

A50.0 ml sample of 0.200 m sodium hydroxide is titrated with 0.200 m nitric acid. calculate ph: a. after adding 30.00 ml of hno3 b. at the equivalenc...

question

Mathematics, 03.07.2019 20:40

Five males with an x-linked genetic disorder have one child each. the random variable x is the number of children among the five who inherit the x-lin...

question

Biology, 03.07.2019 20:40

The peripheral nervous system is responsible for both sending and receiving signals to and from the brain. true or false?...

question

Physics, 03.07.2019 20:40

The pressure inside a latex balloon is nearly the same as the pressure outside. if you let a helium balloon go, and if, as it rises, it stays at a con...

question

Chemistry, 03.07.2019 20:40

A100.0 ml sample of 0.10 m nh3 is titrated with 0.10 m hno3. determine the ph of the solution after the addition of 150.0 ml of hno3. the kb of nh3 is...

question

Chemistry, 03.07.2019 20:40

A125.0 mg sample of methylamine (ch3nh2 mw = 31.06) was dissolved in 25.00 ml of carbonate-free water. {the ka for ch3nh3+ is 2.3 x 10-11.} determine...

question

Chemistry, 03.07.2019 20:40

Apart of the calvin cycle has been removed from the diagram on the right. what occurs at this stage of the cycle?...

question

Chemistry, 03.07.2019 20:40

Testing of the potential of chemicals to induce eye irritation: a. is quite humane for laboratory animals b. requires the draize test as the usual te...

question

Chemistry, 03.07.2019 20:40

The following reaction was carried out in a 2.00 l reaction vessel at 1100 k: c(s)+h2o(g)⇌co(g)+h2(g) if during the course of the reaction, the vesse...

question

Chemistry, 03.07.2019 20:40

You have a 0.793-m-long copper rod with a rectangular cross section of dimensions 0.0517 m by 0.0815 m. you maintain the ends of the rod at 44.5°c and...

question

Computers and Technology, 03.07.2019 20:40

In these lines from "my last duchess" by robert browning, the speaker believes that the duchess'srespect for his...

question

Social Studies, 03.07.2019 20:40

Which child is not at higher risk of being maltreated?...

question

Mathematics, 03.07.2019 20:40

Select the correct answer from each drop-down menu : q : _ab is dilated by a scale factor of 3 to form _a'_b' , is the center of dilation.

question

Business, 03.07.2019 20:40

Which of these is not a primary concern of socially responsible consumers? a. price b. environmental damage c. labor practices d. sustainability

question

Social Studies, 03.07.2019 20:40

Which of these subject areas would a physical geographer be most likely to study?...

question

Mathematics, 03.07.2019 20:40

Which statement can be used to fill in the numbered blank space?

question

Mathematics, 03.07.2019 20:40

Can someone me ? ( i can’t get this question wrong or i fail and i don’t get it )

question

Mathematics, 03.07.2019 20:40

What is the difference in the volume of the two triangular prisms shown below?

question

Mathematics, 03.07.2019 20:40

which statement is true about whether z and b are independent events? х 10 110 60 180 b c total...

More questions: Physics Another questions

Questions on the website: 13722363