1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alexandr402 [8]
3 years ago
9

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

Chemistry
1 answer:
skad [1K]3 years ago
5 0
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.
You might be interested in
Which of the following would be a clue that a rock is igneous?
ryzh [129]

Answer:

A

Explanation:

they usually have that Crystal like thing in them... since they are formed from Lava

7 0
3 years ago
Read 2 more answers
Explain how boiling and evaporating are alike and how they are differant
julsineya [31]

Answer:

The main difference between evaporation and boiling are : 1. Evaporation takes place at all temperatures, while boiling occurs at a particular temperature. 2. Evaporation takes place from the surface, whereas the entire liquid boils. 3. Evaporation can occur using the internal energy of the system, while boiling requires an external source of heat.

7 0
3 years ago
What Element is found in column 16, period 2?
Art [367]
The answer is Sulfur.

8 0
3 years ago
Read 2 more answers
An element X forms a compound XH 3 with hydrogen. Another element Y forms a compound YX 2 with X. Given that the valency of hydr
Marina CMI [18]
XH_{3}
H has a positive 1 charge. This means that having 3H = +3<span>.  This is a neutral compound so x= -3 because X+3H= 0

Y</span>X_{2} is also neutral so 2X+Y= 0
we know X=-3 So, 2(-3)+Y=0
-6+y=0
Y=+6 charge

 
Answer: The valency of X is -3. The valency of Y is 6
7 0
3 years ago
An organism that regulates its body temperature using external heat sources is an example of
katovenus [111]
A cold-blooded animal. Cold-blooded animals can't generate heat themselves so they have to use external sources to keep them warm.
6 0
3 years ago
Read 2 more answers
Other questions:
  • Identify the primary form of energy in each image
    10·2 answers
  • Is The atoms of the elements have different masses but the same volume true?
    7·1 answer
  • Groups are an important method of classifying because
    11·1 answer
  • Graphite and iodine are non metal but they shine why secondry school
    14·1 answer
  • The density of aluminum is 2.7 g/cm3. A metal sample has a mass of 52.0 grams and a volume of 17.1 cubic centimeters. Could the
    11·1 answer
  • Calculate the number of atoms in a 7.91×103 g sample of calcium.
    5·1 answer
  • a gas in a rigid container has a pressure of 632 torrs and a temperature of 45 celsius. The pressure has increased to 842 torrs.
    8·1 answer
  • Describe how to do an experiment to show that when you dissolve salt in water the salt is still there.
    5·1 answer
  • If you dissolve 20 mL of flavor crystals into 250 mL of water to make lemonade, what volume of lemonade do you expect to have? W
    5·1 answer
  • An ideal gas has a volume of 18.25 L at a temperature of 15.9 °C. The temperature of the gas is raised to 40.7 °C while the numb
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!