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Trava [24]
2 years ago
12

Why are bullets shot into a barrel of water for testing?

Biology
1 answer:
soldi70 [24.7K]2 years ago
8 0

Answer:

One of these specifications is a characteristic known as rifling, which refers to the spiral lands and grooves placed into the firearm's barrel to impart a spin on the bullet for accuracy. ... Examiners generally test fire into a water recovery tank to obtain comparison bullets for evaluation under the microscope.

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______ polymers can be produced in large quantities at low cost.
lorasvet [3.4K]

Electrical products

Explanation - Polymers of electrical products can be produced in large quantities and low cost. This type of polymer are non-conductive in nature. However, they very high heat resistance property. Polymers for electrical products can mold itself in various shapes and sizes and also can reach very minute areas.

Polymers vary from one item to another. Polymers for commercial packaging is different from polymers of electrical products. Thus, polymers need to be chosen properly according to the use and its effectiveness.  

4 0
3 years ago
Which of the following is a dihybrid cross?a. RrMM Rrmmb. RRMM rrmmc. RrMm RrMmd. rrMM RRmme. RrMm rrmm
Minchanka [31]

Answer:

c. RrMm x  RrMm

Explanation:

A dihybrid genotype is the one that is heterozygous for two genes. Hence, a dihybrid cross is a cross between two individuals that are hybrid for alleles of two different loci.

Among the given examples, the cross RrMm x RrMm is a dihybrid cross. Here, both given genotypes are heterozygous or hybrid for two loci (both genotypes have one dominant and one recessive allele for both the genes under study, R and r; M and m).

This cross explains the inheritance of two loci or two genetic traits. Hence, it is an example of dihybrid cross.

3 0
2 years ago
Help please i am crying just 1, ill do brainlist
Ratling [72]

i will try to help!

Explanation:

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7 0
2 years ago
Read 2 more answers
Differentiate between endangered species and extinct species (1 point 2 examples)
USPshnik [31]

Answer:

<h2>Endangered: Still around but at risk of going extinct (example: tiger)</h2><h2>Extinct: Gone forever (example: wooly mammoth)</h2>

Explanation:

An endangered species is one with a reduced population. These species can easily become extinct if all the remaining members die.

<h2>I'm always happy to help :)</h2>
4 0
3 years ago
Which is represented by the arrow labeled 1 in the diagram?
liubo4ka [24]
It not d
it not c
                      it is B
it not a
6 0
3 years ago
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