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sergij07 [2.7K]
3 years ago
15

Which scientist created the most modern classification that we use today

Physics
2 answers:
MrRissso [65]3 years ago
8 0

Answer:

A. Aristotle

Explanation:

Wewaii [24]3 years ago
3 0

Answer:

A: Aristotle

Explanation:

There is no explanation

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A bike travels 30m/s for 3 seconds. How far did it travel?
Elena L [17]
He traveled 90 meters
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3 years ago
What will change the velocity of a periodic wave?
Georgia [21]
If it's a mechanical wave, then its speed depends on the physical characteristics of the medium.

If it's an electromagnetic wave, then its speed depends on the
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7 0
3 years ago
A 325 g object attached to a horizontal spring moves in simple harmonic motion with a period of 0.220 s. The total mechanical en
My name is Ann [436]

Answer:

Explanation:

Total mechanical energy = 1/2 m ω²A² where ω is angular frequency and A is amplitude .

Given

1/2 m ω²A² = 5.46

ω²A² = 2 x 5.6 / m

= 2 x 5.6 / .325

= 34.46

ωA = 5.87

maximum speed = ωA = 5.87 m /s

B )

angular frequency = 2π / T , T is period of oscillation .

= 2 x 3.14 / .22

= 28.54 s⁻¹

ω = \sqrt{\frac{k}{m} }

k is force constant and m is mass

28.54=\sqrt{\frac{k}{.325} }

k = 264.72 N/m

C)

ωA = 5.87

28.54 X A = 5.87

A = .2056 m

= 20.56 cm .

6 0
3 years ago
Juanita studies several free-body diagrams in which a normal force is shown. What is always true about a normal force in a free-
Oliga [24]

Answer: B

Explanation: it is perpendicular to a surface

6 0
3 years ago
Read 2 more answers
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