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djyliett [7]
3 years ago
8

Radioactivity was discovered around what year?

Biology
1 answer:
RideAnS [48]3 years ago
6 0
Radioactivity was discovered in 1896
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Estelle makes a Venn diagram to compare the fast- and slow-flowing areas of rivers and streams.
Olegator [25]

Image is not provided in the question, so the image is attached below.

Answer:

Fewer plants

Explanation:

The region X in Venn diagram represents fewer plants in the region.

As the regions marked X represents  fast-flowing areas of rivers and streams which can be possible if the flow of water get less obstruction in its way, so if their will be fewer plants, river will get less resistance and can flow faster.

Other option do not affects the flow of water.

Hence, the correct option is fewer plants.

7 0
4 years ago
When a tall homozygous plant was crossed with a short homozygous plant,the f1 offspring were all tall.no short plants were prese
RUDIKE [14]
This happened because the tall plant genotype is dominant, so if the plant has at least one tall gene, it will be tall. All the F1 generation are heterozygous with this tall dominant gene.
5 0
3 years ago
What would explain the change in the size of a gummy bear after it is placed in regular water?
salantis [7]

Answer:

The change in size of a gummy bear when placed in water is due to the presence of gelatin in the gummy bears.

Explanation:

Most of the gummy candies, like the gummy bears are made up of gelatin. To make the gummy bears, water and gelatin are mixed and heated. Then, this mixture is allowed to cool. During cooling, the water evaporates leaving the gelatin in a chewy form.

When the gummy bear is placed in water, the water is absorbed by the gummy bear due to  osmosis. Hence, the gummy bears tend to increase in size.

Water is a hygroscopic substance i.e it tends to absorb water. So, this property of gelatin will enable it to absorb water and increase in size.

7 0
4 years ago
It extends the vertebral column<br> a. Erector spinae<br> b. Vastus lateralis
AveGali [126]

Answer:

The Erector Spinae

Explanation:

5 0
4 years ago
Surface runoff is increased by (4 points)<br> ice<br> wind<br> deforestation<br> terrace building
kati45 [8]

Surface runoff is increased by deforestation. Details about surface runoff can be found below.

<h3>What is surface runoff?</h3>

Surface runoff is the overland flow of excess water (with or without accumulated contaminants) that cannot be absorbed by the ground as infiltration.

Surface runoff has adverse effects on the soil and crops.

Deforestation exposes the bare soil, hence, is likely to cause surface runoff.

Learn more about surface runoff at: brainly.com/question/14225734

#SPJ1

8 0
2 years ago
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