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marysya [2.9K]
2 years ago
5

Forms when a cooler air mass displaces a warmer air mass and usually indicates drops in temperature, heavy rains, and sometimes

hail, thunder, or lightning.
Biology
1 answer:
jeka57 [31]2 years ago
6 0

Answer: Cold Front

Explanation: When cooler air mass pushes warm air mass it rise into the atmosphere since it is less dense forming clouds. During a cold front there is a relative decrease in the air temperature where the cooler air mass moved.

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Describe the<br> relationship<br> between the age<br> of rock layers and<br> an unconformity
marshall27 [118]

Answer:

Laws of stratigraphy help scientists determine the relative ages of rocks. This law states that deeper rock layers are older than layers closer to the surface. An unconformity is a gap in rock layers. They occur where older rock layers eroded completely before new rock layers were deposited.

Explanation:

The study of rock strata is called stratigraphy. The laws of stratigraphy can help scientists understand Earth’s past. The laws of stratigraphy are usually credited to a geologist from Denmark named Nicolas Steno. He lived in the 1600s.

Hope this helps!

Brain-List?

3 0
2 years ago
If you wanted to combine equal numbers of Na and Cl atoms in a flask, how much Cl would you have to add if you added 23g of NA?
Gwar [14]

<u>Answer:</u> The mass of chlorine atom required to combine is 35.5 grams.

<u>Explanation:</u>

To calculate the number of moles, we use the equation:

\text{Number of moles}=\frac{\text{Given mass}}{\text{Molar mass}}      .....(1)

  • <u>For sodium:</u>

Given mass of sodium = 23 g

Molar mass of sodium = 23 g/mol

Putting values in equation 1, we get:

\text{Moles of sodium}=\frac{23g}{23g/mol}=1mol

According to mole concept:

1 mole of an atom contains 6.022\times 10^{23} number of particles

So, 1 mole of sodium will contain = (1\times 6.022\times 10^{23})=6.022\times 10^{23} number of atoms

Number of atoms of chlorine = Number of atoms of sodium = 6.022\times 10^{23} = 1 mole

Now, calculating the mass of chlorine required by using equation 1:

Moles of chlorine = 1 mole

Molar mass of chlorine = 35.5 g/mol

Putting values in equation 1, we get:

1mol=\frac{\text{Mass of chlorine}}{35.5g/mol}\\\\\text{Mass of chlorine}=(1mol\times 35.5g/mol)=35.5g

Hence, the mass of chlorine atom required to combine is 35.5 grams.

5 0
3 years ago
Photosynthesis and cellular respiration are said to form a continuous cycle because
Nata [24]
There are living organisms that do these processes alongside one another to sustain a balanced cycle.
4 0
3 years ago
ANSWER ALL ANALYSIS QUESTIONS
stiv31 [10]

Answer:

The independant variable is the Vaseline

The two mistakes were her not counting how many normal leaves their were and makin a faulty conclusion.

Photosynthesis stops when the gases stop flowing.

Explanation:

Biology. No explanation needed

8 0
3 years ago
Which term describes the chromosomal abnormality of having three copies of a single chromosome?
kolezko [41]
The correct answer is a trisomy. Hope this helps.
4 0
2 years ago
Read 2 more answers
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