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ollegr [7]
3 years ago
15

1. Mary spends a lot of time with her crowd, or peer group. She uses their language and adopts the

Physics
1 answer:
spin [16.1K]3 years ago
3 0
1.) D.
2.) B.
3.) B.
Hope this helps
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How fast must a 1000 kg car be moving to have a kinetic energy of 2.0×10^5j​
ankoles [38]

Answer:

E=0.5 m v^2

2*10^-5 = 0.5 1000*v^2

4*10^-5=1000v^2

4*10^-8=v^2

2*10^-4 =v

7 0
3 years ago
Elements are arranged in the periodic table based on various patterns. For example, the element magnesium (Mg) A. has a higher a
Sati [7]

The right answer is A just did the question.


7 0
3 years ago
Why is it necessary for cells to be so small​
madreJ [45]

Answer:

Cells are small because they need to keep a surface area to volume ratio that allows for adequate intake of nutrients while being able to excrete the cells waste.

Explanation:

That is why the cell needs to be small

8 0
3 years ago
It is necessary to determine the specific heat of an unknown object. The mass of the object is 201.0 g. It is determined experim
navik [9.2K]
Mass = 0.201kg
Energy = 15J
temperature change = 10C

Energy(E) = mass(m) × specific heat capacity(c) × temperature change(θ)

we can rearrange this to make specific heat capacity the subject

c =\frac{E}{m\theta}

c =\frac{15}{2.01}
c =7.46268657

6 0
3 years ago
Read 2 more answers
Select the false statement. A. Only materials that have never been part of a living thing can be recycled in nature. B. Matter f
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Option A is the false statement.

Only materials that have never been part of a living thing can be recycled in nature.

In actual all living and non living thing can be recycled in nature.

3 0
4 years ago
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