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Dominik [7]
3 years ago
15

Which statement best compares momentum and kinetic energy?

Physics
1 answer:
Katyanochek1 [597]3 years ago
4 0
<span>If your options are:

A.Both momentum and kinetic energy are vector quantities. 

B.Momentum is a vector quantity and kinetic energy is a scalar quantity.

C.Kinetic energy is a vector quantity and momentum is a scalar quantity.

D.Both momentum and kinetic energy are scalar quantities.
</span>
The answer on the question given is letter B.<span>Momentum is a vector quantity and kinetic energy is a scalar quantity.</span>
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Which dog has the most kinetic energy
Blababa [14]
The formula to find the kinetic energy is:

Ek= 1/2 × m × v^2

1. Ek= 1/2×15×3^2
= 67.5 J

2.Ek= 1/2×8×4^2
=64 J

3.Ek= 1/2×12×5^2
= 150 J

4.Ek= 1/2×10×6^2
= 180 J

So the fourth dog has the most kinetic energy.
4 0
3 years ago
Technician A says crimping solderless connections is the best method of splicing wires. Technician B says crimping should not be
algol13

Answer:

Technician b is correct.

Explanation:

Crimping cable allows a firm connection in mechanical terms and allows a low resistance path for the signal or the current flow, solder although it is better in terms of electrical conduction, can be impractical if the cable is subjected to excessive movement.

A crimped cable with excessive movement can also be easily broken at the ends, where it joins the part of the cable that is crimped, for this reason, a cable that is in excessive motion is recomended to be spliced ​​by joining cable with cable .

In order to decide which metod is better for splicing cables its necessary to evaluate each situation separatly.

7 0
4 years ago
Chlorophyll is a plant pigment that absorbs all frequencies of light except for
Sergio [31]
Green because it abssorbs other colors which is why grass is green. 
4 0
4 years ago
Two pine cones are falling from a pine tree. Both pine cones are falling at the same speed.
elena-14-01-66 [18.8K]

Answer:

Pine cone 2 does, the more mass an object has, the more kinetic energy is has.

Explanation:

Brainliest Please?

8 0
3 years ago
Read 2 more answers
Part CPart complete Determine the maximum force P that can be applied without causing the two 43-kg crates to move. The coeffici
Wewaii [24]

Answer:

the maximum force will be equal to 134.84 N  

Explanation:

We have given mass m = 43 kg

Coefficient of static friction \mu _s=0.32

Acceleration due to gravity g=9.8m.sec^2

We have to find the maximum force which , when applied there is no movement of crates

This maximum force will be equal to frictional force

Frictional force is given by f=\mu mg=0.32\times 43\times 9.8=134.84N

So the maximum force will be equal to 134.84 N  

3 0
3 years ago
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