3 years ago

What is the kinetic energy of a 3.2 kg pike swimming at 0.5 m/s?

Physics

1 answer:

lisabon 2012 [21]3 years ago

6 0

Answer:

0.4 J

Explanation:

Because the formula is Ek= $\frac{1}{2}mv^{2}$

So Ek= $\frac{1}{2}$ ×3.2×0.5²

Then Ek=1/2×3.2×0.25

After Ek=1.6×0.25

In the end Ek= 0.4

You might be interested in

A pure sound wave, generated by a tuning fork, is considered a periodic wave. Which statement is true for this tuning fork sound

soldier1979 [14.2K]

Answer : Every wave has the same wave pattern.

Explanation : A pure sound wave has a single frequency and its generated by a tuning fork . The sound wave is a simple periodic wave.

When an object such as a guitar push and pull on the around it. When it pushes on the air, then the pressure increases and when it pull on the air, then the pressure decreases and sound waves are formed.

Hence, sound wave has the same wave pattern.

4 0

3 years ago

Read 2 more answers

A truck heading east has an initial velocity of 6/ms. It accelerates at 2/ms2 for 12 seconds. What distance does the truck trave

frez [133]

Answer:

216m

Explanation:

As we know S=ut+1/2at^2

S=6×12+1/2×2×12×12

=72+144

=216 m

4 0

3 years ago

How much work is done on 10.0 c of charge to move it through a potential diffrence of 9.0 v in 10.0s

GenaCL600 [577]

We need more evidence to be provided

4 0

3 years ago

In what type of change is matter not destroyed

Margaret [11]

There are two types of change in matter: physical change and chemical change. ... This is called the Law of Conservation of Matter. It states that matter can never be created or destroyed, only changed and rearranged.

6 0

3 years ago

Read 2 more answers

Ok, so this question is probably really easy but I can't really be bothered to answer it, terrible I know, but I thank all usefu

Dvinal [7]

Without a bulb energy cant go through and it would be an open circuit blocking the energy from coming out.

3 0

3 years ago