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yarga [219]
3 years ago
13

Besides providing food and lumber, some trees are valuable natural resources because they contain substances that help make ____

_. A. ore B. medicines C. petroleum D. silicon wafers
Physics
2 answers:
kondaur [170]3 years ago
6 0
Medicines would be your answer


antiseptic1488 [7]3 years ago
4 0

The correct answer is B. Medicines

Explanation:

Trees are valuable natural resources used to obtain food through edible fruits, roots, etc and also to obtain lumber that is used to build structures, furniture, among others. Besides this, trees are valuable because it is possible to obtain medicinal substances from these. For example, willow bark can be used to treat fever, and pain because the substance in it acts similarly to aspirin. This makes thousand of tree species to be used in the process of creating medicines. Thus, besides food and lumber trees provided substances that help make medicines.

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Correctly round the following number to the whole number<br> 2.35784
Elina [12.6K]

Answer:2

Explanation:

8 0
3 years ago
A damped harmonic oscillator consists of a mass on a spring, with a small damping force that is proportional to the speed of the
exis [7]

Answer:

2.19 N/m

Explanation:

A damped harmonic oscillator is formed by a mass in the spring, and it does a harmonic simple movement. The period of it is the time that it does one cycle, and it can be calculated by:

T = 2π√(m/K)

Where T is the period, m is the mass (in kg), and K is the damping constant. So:

2.4 = 2π√(0.320/K)

√(0.320/K) = 2.4/2π

√(0.320/K) = 0.38197

(√(0.320/K))² = (0.38197)²

0.320/K = 0.1459

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4 0
3 years ago
If a mass of 76 kg acts downward 0.38 m from the axis of rotation on one end of a board and another force of 129 N also acts dow
Semenov [28]

Answer:

y = 2.196 m

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Mass, m = 76 kg

distance from axis of rotation, x = 0.38 m

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Now, equating moments for the equilibrium

So,

m g × x = F x y

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y = \dfrac{76\times 0.38\times 9.81}{129}

y = 2.196 m

Hence, the length of the moment arm is equal to 2.196 m.

6 0
3 years ago
The speed of light in air is 3.00 108m/s. If a light wave has a wavelength of 5.80 + 107m, what is its
Andrews [41]

Answer:

Its 5 because of the equation

Explanation:

Thank You Merry christmas.

7 0
3 years ago
A bullet is fired straight up from ground level for a distance of 1688.3m at a speed of 182 m/s. How long does it take for the b
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S= 1/2 x 182 x t = 1688.3
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time = 18.55 seconds
3 0
3 years ago
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