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masha68 [24]
3 years ago
9

The burning of _______

Biology
2 answers:
blondinia [14]3 years ago
4 0
The first blank is ozone
V125BC [204]3 years ago
4 0

Answer:

Blank 1: fossil fuels

Blank 2: smog

Blank 3: acid rain

Explanation:

The burning of fossil fuels causes dangerous gases to enter the atmosphere.

Heavy, dense fog caused by dangerous gases mixing in the atmosphere is called smog.

Acid rain occurs when dangerous gases mix in the atmosphere and fall back to the surface in liquid form.

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Explain the significance of mitosis
postnew [5]
Mitosis - <span>It is a process of cell multiplication that is characterized by a chromosome duplication and a cell division. The result is that the daughter cells will have the same number of chromosomes as the mother cell.</span>
6 0
3 years ago
An electrocardiogram (ECG) provides information about ________. A. the pressure of blood in the heart chambers B. the rhythm of
mario62 [17]

An electrocardiogram (ECG) provides information about B) the rhythm of heart contractions

The rhythm of heart contractions can be known by an electrocardiogram (ECG).

An ECG or Electrocardiogram is a method to diagnose the heart conditions to check the normal functioning of the heart.

The process to measure the electrical signals of the heart can be done by using this machine.

In this technique, three leads are attached to both the wrist and the left ankle to measure the electrical activity of Heart. The rhythm of the heart contraction and relaxation can be used to find out any heart abnormality.

It is used to investigate the heart problems associated due to bad health or some chronic inflammation affecting the functioning the body. Shortness of breath or nausea is investigated by using an ECG machine to help the patient and doctor to find out the cause.

It consists of QRS complex which measures the heart beat.

Learn more about Heart here, brainly.com/question/16566688

#SPJ4

3 0
1 year ago
If a control group is not included in experiment it would be difficult to
Rus_ich [418]

Answer:

find the right answer

Explanation:

if the control group is nit included in the experiment it would be hard to get the right solution(answer).

I think hopefully this helps.

7 0
2 years ago
True or false? <br> Density is equal to the mass of an object divided by its volume.
kramer

Answer:

True

Explanation:

The formula for density is

p = m/v

density = mass ÷ volume

4 0
3 years ago
Read 2 more answers
What does a hydrogen atom need to be in for hydrogen bonding to occur?
Gnoma [55]

Answer:

Hydrogen Bonding. A hydrogen bond is a weak type of force that forms a special type of dipole-dipole attraction which occurs when a hydrogen atom bonded to a strongly electronegative atom exists in the vicinity of another electronegative atom with a lone pair of electrons

Explanation:

6 0
3 years ago
Read 2 more answers
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