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inessss [21]
3 years ago
13

Which of these are part of our solar system? select all that apply

Physics
2 answers:
Len [333]3 years ago
6 0
A)planets
b)the sun
c)moons
e)comets
f)asteroids
Papessa [141]3 years ago
4 0
Everything on this list is part of the solar system EXCEPT Polaris.
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You and your bicycle have combined mass 80.0 kg. When you reach the base of a bridge, you are travelling along the road at 7.50
Sonja [21]

We have that K.E and work done is

  • K.E=-1890J
  • W=2186J

From the Question we are told that

mass= 80.0 kg

Velocity= 7.50 m/s.

vertical distance of 5.20 m

Slowed to 3.00 m/s.

Generally the equation for Kinetic energy   is mathematically given as

K.E=\frac{mv^2}{2}-\frac{mv^2}{2}\\\\K.E=\frac{80*3^2}{2}-\frac{80*7.5^2}{2}

K.E=-1890J

B)

P.E=mgh\\\\P.E=80*9.8*5.2\\\\P.E=4076

Therefore

W=4076-1890J

W=2186J

For more information on this visit

brainly.com/question/12669551?referrer=searchResults

4 0
3 years ago
What particles are considered to be the basic building blocks of elements?
valina [46]

Answer:

Atoms.

Explanation:

The fundamental structure obstructs that make matter are called molecules. What are the various particles found in iotas? (Reply: electrons, protons and neutrons) Where are they found? (Reply: Protons and neutrons are found in the core, and electrons are found in shells around the outside of the core.)

Really hope this helps! :D

8 0
2 years ago
Read 2 more answers
Please help asap <br> Will give brainliest
s2008m [1.1K]
Number 3 is B.
number 4 is A.
number 5 is C.
3 0
3 years ago
Hey besties, im having a mental breakdown on this question. pls help :D
forsale [732]

With "toward the wall" designated as the positive direction, the average acceleration felt the ball in the 0.0158 s of contact with the wall is

a_{\rm ave} = \dfrac{-26.412\frac{\rm m}{\rm s} - 28.4\frac{\rm m}{\rm s}}{0.0158\,\mathrm s} ≈ \boxed{-3470 \dfrac{\rm m}{\mathrm s^2}}

8 0
2 years ago
a ball of 150 grams is hit with a bat the ball starts travelling with a velocity of 3m/s what is the momentum of the ball
dangina [55]

Answer:

150 g= 0.15 kg

Momentum = mass * velocity

= 0.15 * 3

= 0.45 kg m/s

Explanation:

5 0
2 years ago
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