subject

Physics, 31.01.2020 06:51 kevonmajor

Which is a binary star?

algol

the sun

alpha centauri

polaris

the big dipper

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 22.06.2019 16:30

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

Answers: 1

question

Physics, 22.06.2019 22:00

Ahurricane sweeps across the ocean and damages the houses of people living along the coast. which of these does not play any role in this interaction? air water glaciers living things

Answers: 1

question

Physics, 22.06.2019 23:00

Which type of reaction is shown in this energy diagram ?

Answers: 1

question

Physics, 23.06.2019 00:10

An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?

Answers: 3

You know the right answer?

Which is a binary star?

algol

the sun

alpha centauri

Questions

question

Chemistry, 13.11.2019 05:31

Practice problem 07.61 draw the major product that is obtained when (2s,3s)-2-bromo-3-phenylbutane is treated with sodium ethoxide, and explain the st...

question

History, 13.11.2019 05:31

Predict the likely position the united states would take if: in 1830, spain sent troops to occupy the spanish colonies in south america...

question

Mathematics, 13.11.2019 05:31

Premises: if two triangles are congruent, their corresponding angles are congruent. △abc and △qrs are not congruent. conclusion: the co...

question

Mathematics, 13.11.2019 05:31

Product #1: itech device the current resale value is $300. the resale value is expected to decrease by 30% per year for the next several years. produ...

question

Business, 13.11.2019 05:31

Problem 2 use excel to find the optimal solution to homework 7 problem 4 regarding the replacement of office furniture. (if you aren't sure whether yo...

question

Chemistry, 13.11.2019 05:31

Pre-test active what is the chemical formula of a compound that is composed of the ions ca** and br"? cabr

question

Business, 13.11.2019 05:31

Pot inc. acquired all seed inc.'s outstanding $25 par common stock on december 31, 20x3, in exchange for 40,000 shares of its $25 par common stock. po...

question

Computers and Technology, 13.11.2019 05:31

Prompt the user to enter their proposed magic square in a single input statement (e. g. [1 2 3; 4 5 6; 7 8 9] – note that this example is a square m...

question

Geography, 13.11.2019 05:31

Proiecteaza cit mai multe masuri de prevenire si de combatere alunecarilor de teren...

question

Arts, 13.11.2019 05:31

Prompt paleontologists are still debating about whether modern behavior, language, and art appeared more recently in europe, about

question

English, 13.11.2019 05:31

Prompt: evaluate us imperialistic actions at the turn of the century. analyze their motives for getting involved in imperialism, how it affected thei...

question

Chemistry, 13.11.2019 05:31

How is matter and energy conserved in this chemical reaction?...

question

Chemistry, 13.11.2019 05:31

Propose a structure for a molecule that contains two sp³ hybridized carbon and two sp hybridized carbons...

question

Chemistry, 13.11.2019 05:31

Propane is burned completely with excess oxygen. the product gas contains 24.8 mole% co2, 6.12% co, 40.8% h2o, and 28.6% o2. a) calculate...

question

Chemistry, 13.11.2019 05:31

Pure chlorobenzene is contained in a flask attached to an open-end mercury manometer. when the flask contents are at 58.3°c, the height of the mercury...

question

Mathematics, 13.11.2019 05:31

Professor jt receives a perpetuity for his retirement that pays $300 at the end of year 6, $600 at the end of year 10, $900 at the end of year 14, wit...

question

Computers and Technology, 13.11.2019 05:31

Priscilla is providing the junior analysts in her firm with some real-world illustrations to explain some of the recommendations that they must be pre...

question

English, 13.11.2019 05:31

Put these plot events in order. mark the first event with the number 1. thornton looks for a lost mine. buck spends time alone in the forest. buck win...

question

Social Studies, 13.11.2019 05:31

Krista brings her ruby stone necklace to the necklace nook to be repaired. the necklace nook both sells and repairs jewelry. krista leaves her necklac...

question

Computers and Technology, 13.11.2019 05:31

Prompt: which references and reference formats are you most likely to use? why? ed2020...

More questions: Physics Another questions