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ryzh [129]
3 years ago
13

Helppp pleaseeeeeeee. NO LINKS. HELP HELP HELP

Physics
1 answer:
Lera25 [3.4K]3 years ago
3 0

Answer:

Choice A

Explanation:

The lower the point the higher the kinetic energy because Mechanical energy is conserved and the Gravitational Potential Energy gets lower when the height is lower

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(50 POINTS) HELP!!!!!! WILL GIVE BRAINLIEST
zepelin [54]
C) During chemical reaction, total mass remains the same.

This is because due to the law of conservation of mass, stating that in a chemical reaction, neither mass will be created nor destroyed. So, the total mass will not change when chemical reactions occur.
7 0
3 years ago
The force of gravity on the moon is only 16.6% the force of gravity on Earth. For each item listed in the table below, fill in w
Dmitry [639]

==> Take an Earth weight. Don't forget the unit.

==> Multiply it by 0.166 .

==> The product is its Moon weight. Don't forget the unit.

Example:

If I weigh 1,000 lbs on Earth.

Multiply 1,000 lbs by 0.166 .

I weigh 166 lbs on the Moon

4 0
3 years ago
What are five types of organisms That can reproduce asexually
Sindrei [870]

Answer:

Bacteria, Hydra, Copperheads, Blackworms, and Strawberries

Explanation:

7 0
3 years ago
A thin ball shell is shaped like a hollow ball with a radius of 42.8 cm. The material is a conductor with charge 0.8 nC A point
Gala2k [10]

Answer:

The Electric field will be 225.92 N/C

Explanation:

Given :

  • Radius of the hollow sphere R=42.8 cm
  • Initial charge on the conducting sphere is Q_1=0.8\times10^{-9}\ \rm C
  • Magnitude of the point charge q_2=-5.4\times10^{-9}\ \rm C

We know that the flux of the electric field through a close surface cab be calculated by using Gauss Law which is

\int EdA=\dfrac{Q_{in}}{\epsilon_0}\\\\E\times4\pi\times 0.428^2=\dfrac{(0.8-5.4)\times10^{-9}}{\epsilon_0}\\\\E=225.92\ \rm N/C

Hence the Electric Field is calculated.

The answer founded out by you seems to be correct and very close to the exact answer and the concept you have used in your answer is also correct.

5 0
3 years ago
Why do scientists not use US customary units when reporting their data?
Marianna [84]
From britaññica it said time and money. They didn’t have either to switch over from the industrial period and never did. Also from my own person reasoning i think most of the world uses not US customary, so to make stuff more accessible. hope this helps!
8 0
3 years ago
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