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Free_Kalibri [48]
2 years ago
8

Plz help urgent i will give brainliest

Physics
1 answer:
In-s [12.5K]2 years ago
5 0

Answer:

The answer is D. Balanced forces

Hope it helps.......... pls mark as brainliest

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A carpenter lifts a 10 kg piece of wood to his shoulder 1.5 m above the ground. What is the wood's potential energy on the carpe
Burka [1]

Answer:

The wood's potential energy on the carpenter's shoulder is 150 J.

Explanation:

Given;

mass of the wood, m = 10 kg

height through which the wood was raised, h = 1.5 m

acceleration due to gravity, g = 10 m/s²

The  wood's potential energy on the carpenter's shoulder is calculated as;

P.E = mgh

P.E = 10 x 10 x 1.5

P.E = 150 J

Therefore, the wood's potential energy on the carpenter's shoulder is 150 J.

8 0
3 years ago
Our verbal and nonverbal _a______ provides clues to our attitude on a given topic.
olga2289 [7]
<span>Our verbal and nonverbal (LANGUAGE) provides clues to our attitude on a given topic.</span>
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3 years ago
Why is wood a renewable resource?
sweet-ann [11.9K]

Answer:

Trees grow everywhere, so we always have some

Explanation:

Wood is a renewable resource; trees can be replanted and grown to maturity in place of those that are cut down. As long as the trees are replanted at the same rate as they are cut down wood will be a renewable resource.

6 0
2 years ago
Which element has 7 valence electrons?
wlad13 [49]

the element has 7 valance electrons is CI:Chlorine

7 0
2 years ago
A speaker emits sound waves in all directions, and at a distance of 28 m from it the intensity level is 73 db. What is the total
Oduvanchick [21]

Answer:

P=0.197 Watt

Explanation:

Given That

B=73dB

Io= 1 * 10^-12

I=Io * 10^{\frac{B}{10} } \\I=2 * 10^{-5} Wm^{-2}  \\A=4 * pi * r^{2}\\ A=9852.03 m^{2}\\ Power= I * A\\P= 0.197 Watt

6 0
3 years ago
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