subject

Physics, 05.05.2020 02:25 kirstenturkington

The primary mirror in a reflecting telescope is a
plane mirror.
concave mirror.
convex mirror.

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 22.06.2019 06:30

How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n

Answers: 1

question

Physics, 22.06.2019 15:00

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?

Answers: 1

question

Physics, 23.06.2019 01:30

The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .

Answers: 1

question

Physics, 23.06.2019 02:00

Elements that have one valence electron and are very reactive are called

Answers: 1

You know the right answer?

The primary mirror in a reflecting telescope is a
plane mirror.
concave mirror.
conve...

Questions

question

Mathematics, 24.09.2019 02:30

Solve the system of linear equations by substitution y=x-4 y=4x-10 solution: ( , )...

question

Chemistry, 24.09.2019 02:30

Which change results in a release of energy? 1. the melting of h₂o(s) 2. the boiling of water(l) 3. the evaporation of h₂0 (l)

question

Mathematics, 24.09.2019 02:30

What relationship exist between angle n and k if the given: klmn is a parallelogram?...

question

English, 24.09.2019 02:30

Frida kahlo, one of the most talented artists of the twentieth century, is best known for her brightly colored self-portraits. which type of lan...

question

History, 24.09.2019 02:30

What actions characterize authoritarian governments?...

question

Social Studies, 24.09.2019 02:30

When europeans arrived in america what was one of the most influential things they brought with them?...

question

Mathematics, 24.09.2019 02:30

If 3ax+b=c then x equals a) c+b-3a b) c-b over 3a c) c-b+3a d) b-c over 3a which is the best a...

question

Mathematics, 24.09.2019 02:30

The ratio of nitrogen to potassium in a sample of soil is 9; 12. the sample has 48 units of nitrogen . how much potassium does the sample have....

question

Health, 24.09.2019 02:30

Describe the role of the food and drug administration (fda)....

question

Mathematics, 24.09.2019 02:30

What is the degree of this monomial 14xy^2...

question

Mathematics, 24.09.2019 02:30

Find the slope of a line that passes through the points (-3,5) and (6,-8)...

question

Business, 24.09.2019 02:30

What is the main reason that governments create natural areas called reserves?...

question

Mathematics, 24.09.2019 02:30

Assign two variables for each problem, and write the equations. do not solve. a pair of boots and a pair of tennis shoes cost $196.12. the diff...

question

Biology, 24.09.2019 02:30

Steroid hormones cannot enter the cell. true false...

question

English, 24.09.2019 02:30

A(n) narrator recalls events that have already happened in the story...

question

Computers and Technology, 24.09.2019 02:30

Alaptop with an intel core i7 microprocessor operates at a speed of 3....

question

Arts, 24.09.2019 02:30

What was the chief medium of the celtic-germanic animal style?...

question

English, 24.09.2019 02:30

In lord of the flies which character trait is exposed when roger throws rocks at the littlun on the beach? a. kindness b. silliness c. athleticism d....

question

Mathematics, 24.09.2019 02:30

Hoi every1, i tem, and i ned wit complcation problem what is the area of this figure? ( i knew to tis so picure migt be not be there)

question

Mathematics, 24.09.2019 02:30

Aida reflected the figure across the y axis. what are the new coordinates of point c? a.(–5, 1) b.(–1, 4) c.(1, –4) d.(5, –1)...

More questions: Physics Another questions

Questions on the website: 13722362