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julia-pushkina [17]
4 years ago
12

URGENT!

Physics
2 answers:
lubasha [3.4K]4 years ago
7 0

Answer:

B

Explanation:

garik1379 [7]4 years ago
5 0

Answer:

The correct answer will be option- B

Explanation:

Pseudoscience is the practice of the science which is thought and believed to be a practice of science but is independent of the scientific method.  

The practice of the pseudoscience is based on the personal opinions and the belief system but it lacks the evidence which could help form the hypothesis to be tested like the religious practices, astrology and predicting the future based on the dreams.

Since the science of dreams has not been completely understood, lacks scientific evidence and is based on the predictions, therefore, is the correct answer.

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What statement below is true about Mercury?
Evgesh-ka [11]

Answer: It is B 38% have a good day :DDD

4 0
3 years ago
Consider a plywood square mounted on an axis that is perpendicular to the plane of the square and passes through the center of t
belka [17]

Answer:

T= 8.061N*m

Explanation:

The first thing to do is assume that the force is tangential to the square, so the torque is calculated as:

T = Fr

where F is the force, r the radius.

if we need the maximum torque we need the maximum radius, it means tha the radius is going to be the edge of the square.

Then, r is the distance between the edge and the center, so using the pythagorean theorem, r i equal to:

r = \sqrt{(0.38m)^2+(0.38m)^2}

r = 0.5374m

Finally, replacing the value of r and F, we get that the maximun torque is:

T = 15N(0.5374m)

T= 8.061N*m

4 0
4 years ago
A concave mirror is used to ______ ( converge, diverge) light and a convex mirror is used to _____( diverge or converge )
Colt1911 [192]

Answer:

converge, diverge

Explanation:

4 0
3 years ago
Read 2 more answers
Newton's first law of motion states that an object remains at rest unless a(n) ____ force acts on it. a. balanced c. gravitation
Sauron [17]
It is an unbalanced force.
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3 years ago
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A cat chase a mouse across a 1.0 m high table. The mouse steps out of the way, and the car slides off the table and strikes the
Tema [17]

The cat fell 1.0 m from the ground.

Using the formula

h = v_{oy}t - \frac{gt^2}{2}

Here, v_{oy} = 0, \; h = 1.0 \; m.

Solving for t, the time it spent in the air is

t = \sqrt{\frac{2h}{g}} = \sqrt{\frac{2(1.0 \; m)}{9.8 \; m/s^2}} = 0.451753951 \; s

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v_x = \Delta x/t = \frac{2.2\; m}{0.451753951 s} = 4.869907597 \; m/s \Rightarrow 4.9 \; m/s


5 0
3 years ago
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