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zepelin [54]
3 years ago
13

Metals such as aluminum can be formed into thin sheets because they are

Physics
2 answers:
Korvikt [17]3 years ago
8 0

Answer:

They are malleable.

Explanation:

Malleability is the property of metals that causes them to be able to be formed into thin sheets without breaking.

All metals are malleable.

The reason why metals are malleable is because the atoms in the metals have a stable structure and hence, when beaten, the atoms can move freely among each other and maintain their structure.

neonofarm [45]3 years ago
5 0

Answer:

Metals such as aluminum can be formed into thin sheets because they are Malleable

Explanation:

A malleability is the property of a material that describes its ability to be deformed under pressure or compressive stress such that it can be moved about spread out without breaking (analogy dough in bread making). As such a malleable metal can be made into flat thin sheets by applying compressive stress such as hammering.

In the process, malleable metals such as gold can be flattened into a metal leaf, such as gold leaf

Malleability is primarily present in metals as nonmetals are likely to be brken when subjected to compressive stresses

Aluminium, gold and silver are highly malleable, while zinc is malleable between the temperatures of 100 °C and 200 °C.

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What are possible units for impulse? Check all that apply. kg • m kg • N • s N • m
Vlada [557]

We know that impulse is simply the product of Force and time:

Impulse = Force * time

 

Since Force has a unit of Newton or kg m/s^2 and time is in seconds, therefore impulse can have units as:

N s

or

<span>kg m/s</span>

4 0
3 years ago
If v lies in the first quadrant and makes an angle Ï/3 with the positive x-axis and |v| = 4, find v in component form.
Alexeev081 [22]

Answer:

v=

Explanation:

We are given that

Magnitude of vector v=\mid v\mid =4

v lies in the first quadrant

\theta=\frac{\pi}{3}

v_x=\mid v\mid cos\theta

v_y=\mid v\mid sin\theta

Substitute the values then we get

v_x=4cos\frac{\pi}{3}

v_x=4\times \frac{1}{2}=2

cos\frac{\pi}{3}=\frac{1}{2}

v_y=4\times sin\frac{\pi}{3}=4\times \frac{\sqrt 3}{2}=2\sqrt 3

sin\frac{\pi}{3}=\frac{\sqrt 3}{2}

Therefore, the vector v in component form=

v=

4 0
4 years ago
A student performs an experiment in measuring the period of a simple pendulum of known length 49.0 cm.He performed five trials a
Levart [38]
Correct Answer is Bb
4 0
3 years ago
2 Jim keeps a can on the ramp. The can
IceJOKER [234]

Answer:

The description of the statement is summarized throughout the explanation section below.

Explanation:

  • The layer of the ramp must've been harsh, which exacerbated the toy movement to occur gradually. This same friction force was indeed starting to function on the remote control car as well as trying to stop that one to react quickly.
  • Jim does have to simplify the exterior including its ramp by scrubbing or greasing to overcome impact as well as make driving travel quicker.

6 0
3 years ago
Show your work please ​
nekit [7.7K]

Answer:

V = U + at

Explanation:

<u>Given the following data;</u>

Initial velocity = 0 (since the stone is starting from rest).

Final velocity = 32 m/s

Acceleration = g = 10 m/s²

Time = 3.2 seconds

To show that the speed of the stone when it hits the ground is 32 m/s, we would use the first equation of motion;

V = U + at

Where;

  • V is the final velocity.
  • U is the initial velocity.
  • a is the acceleration.
  • t is the time measured in seconds.

Substituting into the formula, we have;

32 = 0 + 10*3.2

32 = 0 + 32

32 = 32

<em>Proven: 32 m/s = 32 m/s</em>

7 0
3 years ago
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