3 years ago

How is coal formed and why is it considered a nonrenewable resource? (Site 1)

2 answers:

7 0

Answer ; Pressure and heat turned plants into a substance now known as coal. Coal is considered an energy source because it takes lots of of years to form.

Elanso [62]3 years ago

6 0

Answer:

Coal is formed under the ground when pressure is high and there is a lot of heat also to make coal you need dead and composed organisms put together all of this makes a lump of dark coal.

Explanation:

You might be interested in

Please help me with this homework I really need help with this homework

Rainbow [258]

Answer:

For the first question its C, Gas

For the second one table

Explanation:

The faster particles move, the more kinetic energy they have. Within a given substance, such as water, particles in the solid state have the least amount of kinetic energy. Particles in the liquid state move faster than particles in the solid state. Therefore, they have more kinetic energy.

3 0

3 years ago

This element is a metalloid of Group IV. It has ____ valence electrons on the third energy level. Its name is ____, symbol____.

babymother [125]

Answer: 4 valence electrons, Silicon, Si, 14, 28.0855, 14

Explanation:

3 0

2 years ago

So i have this question for science.- What is the element with the atomic number 7. Thank you.

vredina [299]

Answer: the atomic number 7 is

Nitrogen

Explanation:

3 0

2 years ago

Read 2 more answers

Calculate the molarity of a solution that contains 4.7 moles in 5.2 liters.

AleksAgata [21]

Answer:

0.9M

Explanation:

molarity = mols/L

M=4.7mol/5.2L

= 0.9M

4 0

2 years ago

Is magnetic a physical or chemical property

weqwewe [10]

Magnetic is a physical property.

4 0

2 years ago