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DerKrebs [107]
3 years ago
5

Which object has the least thermal energy?

Physics
2 answers:
kondaur [170]3 years ago
5 0

Answer:D. A 4 kg brick at 20°C

ladessa [460]3 years ago
3 0

Answer:

A 2 KG BRICK WITH 20C

Explanation:

OTHER ANSWER IS WRONG MADE BY TEACHERS

THE SMALLEST BRICK HAS LESS ENERGY THAN THE LARGER BRICK AND 20 C IS LESS ENERGY THEN 25 SO ITS C (D ON EDGE)

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The bohr model of the atom addressed the problem of
cupoosta [38]
Rutherford's nuclear model stated that a cloud of negative electrons surround the nucleus however scientists realized that electrons in a cloud around the nucleus of an atom would be attracted to the nucleus, causing the atom to collapse. Thus Bohr's model proposed that electrons were contained in shells and they orbit the nucleus at fixed distances.
7 0
3 years ago
Write a collision scenario here. If you choose your own collision, you can have neither, one, or both of the objects break. Be s
OleMash [197]

Answer:

My scenario would be A Car vs. a guard rail on a road.  You have a car that is coming down a Highway at a speed of 43 Mph Miles per hour (69.2018 Kmh)

And it hits a steel guardrail and the car smashes in at the front and the guardrail is only bent while the car has the bumper and the hood along with the headlights and windshield along with the passenger side window break.

Explanation:

This is caused by so much force reacting from one object to another but also depends on molecular density.

5 0
3 years ago
Anders suffered a shock when his electric radio dropped into the bathtub--while anders was taking a bath. Anders argued that he
blsea [12.9K]

The claim Anders is most likely to make is the failure of the manufacturer to warn about such risk.

<h3>What is a Risk?</h3>

This is defined as the possibility of something bad happening and in this case it is electric shock when dropped into the bathtub.

Anders can decide to sue for not warning against risk of electric shock when in contact with water.

Read more about Risk here brainly.com/question/1224221

3 0
2 years ago
Suppose you increase your walking speed from 4m/s to 12m/s in a period of 1 s. What is your acceleration?
den301095 [7]
We use the following formula to determine our acceleration:
acceleration = \frac{(final velocity) - (initial velocity)}{time} = \frac{change of velocity}{time}
We normally use letters in this formula, which gives us:
a = \frac{v}{t}

Filling in this formula gives us:
Δv (change of velocity) = 12 - 4 = 8 m/s
t = 1s
a = \frac{8}{1} = 8 m/s^2
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3 0
3 years ago
A wheel rotates without friction about a stationary horizontal axis at the center of the wheel. A constant tangential force equa
ivann1987 [24]

Answer:

The moment of inertia of the wheel is 0.593 kg-m².

Explanation:

Given that,

Force = 82.0 N

Radius r = 0.150 m

Angular speed = 12.8 rev/s

Time = 3.88 s

We need to calculate the torque

Using formula of torque

\tau=F\times r

\tau=82.0\times0.150

\tau=12.3\ N-m

Now, The angular acceleration

\dfrac{d\omega}{dt}=\dfrac{12.8\times2\pi}{3.88}

\dfrac{d\omega}{dt}=20.73\ rad/s^2

We need to calculate the moment of inertia

Using relation between torque and moment of inertia

\tau=I\times\dfrac{d\omega}{dt}

I=\dfrac{I}{\dfrac{d\omega}{dt}}

I=\dfrac{12.3}{20.73}

I= 0.593\ kg-m^2

Hence, The moment of inertia of the wheel is 0.593 kg-m².

5 0
3 years ago
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