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iVinArrow [24]
3 years ago
5

Help me please brainlest

Physics
2 answers:
Basile [38]3 years ago
7 0
All of the above. Cells are small organisms that will multiply them selves or even eat them selves that is called cancer.
crimeas [40]3 years ago
5 0
B . it should be convert energy.
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6)
tiny-mole [99]

Answer: 14.5 N

Explanation:   NEED SCRATCH PAPER: A flower pot weighing 42.0 N (newtons) is hung above a window by three ropes, each making an angle of 15.0 degrees with the vertical. What is the tension in each rope supporting the flower pot?

✓ 14.5 N

found it on the internet?

5 0
3 years ago
Hrissie drinks cola every day. She texts the codes printed on the bottle caps to a reward center. For every 40 codes she texts,
andre [41]
<span>Chrissie's behavior is reinforced on a FIXED-RATIO schedule.</span>
7 0
3 years ago
Read 2 more answers
A ray of light strikes the midpoint of one face of an equiangular crown glass prism (n=1.52) at an angle of incidence of 30.0.
NikAS [45]

Answer:

Angle of reflection  at plane surface of prism = 30°

Explanation:

Angle of reflection = angle of incidence at any surface plane or curved .

Here angle of incidence at plane surface of prism = 30°

Angle of reflection  at plane surface of prism = 30°

If i be the angle of incidence and r be angle of refraction

sin i / sin r = refractive index

= 1.52

sin r = sin i / 1.52

=  sin 30 / 1.52

= .5 / 1.52

= .3289

r = 19.2 °

6 0
3 years ago
A beam of light traveling in air strikes a glass slab at an angle of incidence less than 90°. After entering the glass slab, wha
ad-work [718]

Answer:

True A and B

Explanation:

Let's propose the solution of the exercise before seeing the affirmations.

We use the law of refraction

      n₁ sin θ₁ = n₂. Sin θ₂

Where n₁ and n₂ are the refractive indices of the two means, θ₁ and θ₂ are the angles of incidence and refraction, respectively

      sin θ₂ = (n1 / n2) sin θ₁

Let's apply this equation to the case presented. The index of refraction and airs is 1 (n1 = 1)

     Sin θ₂ = (1 / n2) sin θ₁

 the angle  θ₂ which is the  refracted angle is less than the incident angle

Let's analyze the statements time

A. False. We saw that it deviates

B. True Approaches normal (vertical axis)

C. False It deviates, but it is not parallel to normal

D. False It deviates, but approaching the normal not moving away

E. True. Because its refractive index is higher than air,

8 0
3 years ago
3 examples of newtrons 2 law
frozen [14]

Explanation:

1) Kicking a ball.

2) Capture the ball by hand.

3) Push a car.

7 0
3 years ago
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