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makkiz [27]
3 years ago
9

Identify two main ideas about the normal force.

Physics
1 answer:
qaws [65]3 years ago
4 0

Answer:

Due to Newton's third law, the normal forces will be equal in magnitude and in opposite direction. The normal force always makes a 90 degree angle with the surface (perpendicular).

Explanation:

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Which of the following BEST describes what occurs in a fusion reaction?
Greeley [361]

Answer:

Two mass nuclei are joined to form one nucleus

Explanation:

As the name implies "fusion", it is the joining of lighter nucleus to form a heavier nucleus to produce energy

4 0
3 years ago
Please help on this one!!
inysia [295]

The energy transformations that occur as you coast down long hill on a bicycle, including the brakes to make the bike stop at the bottom, is that at the top of the hill you have high GPE AND LOW KE, on your way down you have HIGH KE AND LOW GPE, and at the bottom you have thermal energy due to the stop of the brakes.

the law of conversation of energy and describe the energy transformations that occur as you coast down a long hill on a bicycle and then apply the brakes to make the bike stop at the bottom.


3 0
3 years ago
The acceleration due to gravity at the surface of a planet depends on the planet's mass and size; therefore other planets will h
Ahat [919]

Answer:1.88 m/s^2

Explanation:

Given

initial horizontal speed of =6.55  m/s

height of rock=1.4 m

Horizontal distance=8 m

Time to travel 8 m

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t=\frac{8}{6.55}=1.22 s

Time to cover 1.4 m

h=\frac{at^2}{2}

1.4=\frac{g'1.22^2}{2}

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6 0
4 years ago
Which of the following is Not likely to put someone at risk for becoming involved in a unsafe online relationship?
aalyn [17]
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7 0
3 years ago
Which of the following statements is true about isotopes? Question options: The number of protons always equals the number of ne
arlik [135]
The number of protons always equals the number of neutrons in all isotopes: false

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Different isotopes for the same element will always have the same numbers of neutrons: false
5 0
4 years ago
Read 2 more answers
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