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ruslelena [56]
3 years ago
15

When a cold air mass replaces a warm air mass, it's called a(n) _____ front?

Physics
2 answers:
ivolga24 [154]3 years ago
6 0

The answer is: "Cold" (APEX Class ;)

Anvisha [2.4K]3 years ago
3 0
When a cold air <span>mass replaces a warm air mass, this is called a cold front. Some characteristics of a called front before passing are winds coming from south or southwest area, warm temperature, falling pressure, and drizzles. When it passes, the winds are shifting, there is a sudden drop of temperature, minimum pressure followed by a sharp rise. After passing, the winds head to the west or northwest area, temperature is steadily dropping and the pressure is rising steadily.</span>
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Galina-37 [17]

Ignoring air resistance . . .

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8 0
3 years ago
Please help me out with this.
DochEvi [55]

We have that Gravity a force acting down ward against any object and frictional force is a force acting a against  movement, Hence

  • True
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<h3>Gravity and frictional force</h3>

Generally, Gravity a force acting down ward against any object on earth at an acceleration of about  9.8m/s

and frictional force is a force acting a against the movement based on contact with another surface

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6 0
3 years ago
A small metal sphere weighs .28 N in air and has a volume of13
Ray Of Light [21]

To solve this problem we will start by considering how to calculate the apparent weight. On the sphere this will then be given that the real weight is the sum of the apparent weight and the Buoyant Force. Therefore we will have to

W_T = W_A + F_B

Here

W_T= True Weight

W_A= Apparent Weight

F_B= Buoyant Force

If we seek to find the apparent weight we will have to,

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g = Gravitational acceleration

W_A = 0.28N - (13*10^{-6}m^3)(1000kg/m^3)(9.8)

W_A = 0.1526N

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5 0
4 years ago
Junior slides across home plate during a baseball game. If he has a mass of 115 kg, and the coefficient of kinetic friction betw
tatyana61 [14]

Weight Force of Junior = m g = 115kg x 9.81 m/s^2 = 1128.15N then compute for the friction force


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But you can compute in a straightway:

Solution:

= 115 x 9.81 x 0.35

= 394.85

= 395 N

 

It will still give the same results.

4 0
3 years ago
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Afina-wow [57]
The Quantum Theory

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