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Aliun [14]
3 years ago
7

When do vernal equinoxes usually occur? autumnal?

Physics
1 answer:
shepuryov [24]3 years ago
7 0

Spring tides occur twice each lunar month all year long without regard to the season. Neap tides, which also occur twice a month, happen when the sun and moon are at right angles to each other. ... The moon appears full when the Earth is between the moon and the sun

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A car is being driven along a road at 25m/s when the driver suddenly notices that there is a fallen tree blocking the road 65m a
Anuta_ua [19.1K]

Hi there!

We can use the following equation to solve for displacement:

vf² = vi² + 2ad, where:

vf = final velocity

vi = initial velocity

a = acceleration

d = displacement

Since the car will come to rest, vf = 0, so:

0 = vi² + 2ad

Plug in the given values:

0 = 25² + 2(-5)d (Breaking is a negative acceleration in this instance)

Solve:

0 = 25² - 10d

10d = 625

d = 62.5m

Subtract from the total distance from the car to the tree:

65 - 62.5 = 2.5m

3 0
2 years ago
How many times more gravitational potential energy would the same lander have on top of a 350-m hill on Earth? It would have tim
algol13

Answer:

6

Explanation:

Just did it.

5 0
2 years ago
What would happen if the gravitational force between the moon suddenly disappeared?
Margaret [11]
So many thinks the water wouldnt have as many waves it could result in no season and even an ice age. Nights would be darker. In result in the tides changing animals will be confused, some species rely on the tides for food and shelter. So without that it would cause a chain of mass extinction.
8 0
3 years ago
A light beam travels through a diamond (n=2.42) to pure water (n=1.33). The refracted ray will:
Marrrta [24]

Answer:

b) bend away from the normal

Explanation:

According to snell's law , if i be the angle of incidence and r be the angle of refraction

sin i / sin r = 1.33 / 2.42

sin i / sin r = .55

Hence sin r > sin i

r > i

In other words angle of refraction will be more than angle of incidence . So, the ray will bend away from the normal .

3 0
3 years ago
Enumera las funciones del Estado​
Shalnov [3]

Answer:

Gobernancia. ...

Compromiso con el mercado. ...

Seguridad. ...

Infraestructura. ...

Imperio de la ley. ...

Capital humano. ...

Gestión Financiera Pública. ...

Compromiso ciudadano.

Explanation:

7 0
3 years ago
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