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Shkiper50 [21]
3 years ago
13

What is a mixture?

Physics
2 answers:
Kazeer [188]3 years ago
8 0
Potassium and Chlorine is a mixture.
Verizon [17]3 years ago
8 0

Answer:number fourExplanation:

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It is larger in plant cells than in animal cells
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Finish my home work please
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Once a disk forms around a star, the process of planetary formation can begin. Rank the evolutionary stages for the formation of
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Answer: See explanation

Explanation:

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6 0
3 years ago
A missile is moving 1810 m/s at a 20.0 degree angle. It needs to hit a target 19,500 m away in a 32 degree direction in 9.20 sec
NemiM [27]

Answer:

79.1°

Explanation:

Given:

x₀ = 0 m

y₀ = 0 m

x = 19500 cos 32°

y = 19500 sin 32°

v₀x = 1810 cos 20°

v₀y = 1810 sin 20°

t = 9.20

Find:

ax, ay, θ

First, in the x direction:

x = x₀ + v₀ t + ½ at²

19500 cos 32° = 0 + (1810 cos 20°) (9.20) + ½ ax (9.20)²

16537 = 15648 + 42.32 ax

ax ≈ 21.01

And in the y direction:

y = y₀ + v₀ t + ½ at²

19500 sin 32° = 0 + (1810 sin 20°) (9.20) + ½ ay (9.20)²

10333 = 5695 + 42.32 ay

ay ≈ 109.6

The direction of the acceleration is therefore:

θ = atan(ay / ax)

θ = atan(109.6 / 21.01)

θ ≈ 79.1°

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