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vazorg [7]
3 years ago
10

What are 2 facts about energy?

Biology
1 answer:
melisa1 [442]3 years ago
6 0

Energy can neither be created nor destroyed.

Energy can only be changed from one form to another.

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Watery clay soil slides down a mountain. This is an example of...
zheka24 [161]

Answer:

Mudslide

Explanation:

This is an example of a mudslide. Because it is on a mountain and it is sliding down hill that is why it is called a slide and because it is picking up eroded rocks, mud and grass it is called a mudslide.

7 0
3 years ago
HOW DO I FIND THE PERCeNT
Tpy6a [65]

Answer:

50% will have ears

Explanation:

To have ears you must have the trait nn since the ears trait is recessive,  2 of the four possible offspring are like this, so 50%

5 0
3 years ago
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For a science experiment. John gradually added a sedium hydroxide (NaOH) solution to warm vegetable oil in a glass test tube. He
Marrrta [24]

The sodium hydroxide solution and vegetable oil underwent a chemical change.

<h3><u>Explanation:</u></h3>

The reaction between a base and a fat or fatty acid is called as saponification reaction. Here the base dissociates into the cation and hydroxyl ion. The hydrogen from the fatty acid of the oil reacts with the hydroxyl ion to form water which is basically the neutralization reaction. This cation now reacts with the rest of the fatty acid to form a bipolar molecule which is the soap. During the reaction, the solution becomes cloudy but with time, it again goes back to solution. The cloudyness appears because oil isn't soluble in water based solutions and the base is actually made solution in water.

Here the sodium hydroxide reacts with oil to form water and the soap molecule which is a chemical change.

6 0
3 years ago
Name the complex substances that food contain? ​
Anika [276]

carbohydrates

fats

proteins

fiber

vitamins

water

Minerals

Explanation:

Food is complex of different minerals. These minerals helps to meet our body demand for materials important for sustenance.

There are different classes of food based on their chemical properties and functions. These classifications are based on the complex nutritive substances that can be derived from them.

  • Carbohydrates supplies energy to the body.
  • Proteins also provides energy and it helps to repair worn out body tissues.
  • Fibers are needed to aid digestion
  • Vitamins provides enzymes for the body
  • water is an essential life compound.
  • Minerals are used for several metabolic processes and they are good electrolytes in the body.

learn more:

Food brainly.com/question/8790597

#learnwithBrainly

5 0
3 years ago
During DNA replication, two extra guanine bases are added to the DNA. What type of mutation is this?
Arada [10]

Answer:

Mutations are permanent changes in the DNA due to changes in nucleotide sequences. Mutations that cause addition of extra nucleotides in a nucleotide sequences are known as frameshift mutations

7 0
3 years ago
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