TrinityHogan TrinityHogan

12-04-2018
Chemistry

contestada

3 sources of background radiation and one source of radiation that is not condisderd background radiation

Respuesta :

Mymyjacinda Mymyjacinda

20-04-2018

Natural sources. Natural sources of background radiation include: Cosmic rays - radiation that reaches the Earth from space. Rocks and soil - some rocks are radioactive and give offradioactive radon gas.

Answer Link

Otras preguntas

Help please!!! Anyone who can do math I can pay you if you dm me

is the statement true

The writers that most likely influenced our Founding Fathers were _____. Select all that apply.

Why did the Federalists support the ratification of the Constitution?

What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer

If you work in a hospital or doctor's office and assign numeric values to procedures and diagnoses for the purpose of reimbursement, you are a

Help please ? A? B? C? D?

I need a lot of help

Which of the following functions has a zero at x=-2 A. f(x)=(x+2)^2 -5 B. f(x)=x^2 -6x+8 C. f(x)=(x-2)^2 +1 D. f(x)=x(x+2)

There are 27 red or blue marbles in a bag. The number of red marble is 5 less than 3 times the number of blue marbles. How many red marbles are in the bag? How