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elena55 [62]
3 years ago
8

Help please i need asap

Physics
2 answers:
daser333 [38]3 years ago
7 0

Answer:

1.No

2.Yes

3.No

4.Yes

5.Yes

Explanation:

mezya [45]3 years ago
5 0

Answer:

first 2 yes 3rd one no 4th one yes last one no

Explanation:

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Need help in knowing what energy it’s using
ser-zykov [4K]

Answer:

8:P.E,9:gaining K.E,10:P.E,11:gaining K.E.

Explanation:

it gained potential energy at 8 because it was at its maximum height,and since potential energy is the energy that u posses due to ur height,thats the energy it possesed on the spot 8.as you can see on spot 9 its moving down so as its moving down,it gains kinetic energy,since its an energy possesed by a body due to its motion/movement,thats what it gained at spot 9, it gsained kineti energy because of its movement.and at 10 agian it would gain potential energy ecause of height and on point 11 as its heading upwards it gains kinetic energy because of movement.

4 0
2 years ago
What are the two forces acting on the upper magnet?
solniwko [45]

Answer:

b

Explanation:

I'm not so sure but it makes sense

8 0
3 years ago
A metal object is suspended from a spring scale. The scale reads 920 N when the object is suspended in air, and 750N when the ob
Ostrovityanka [42]

17.3 L.

<h3>Explanation</h3>

The object appears 920 - 750 = 170\;\text{N} lighter in water than in the air. Water has supplied that 170 N of buoyant force.

The size of the buoyant force on an object in water is the same as the weight of water that the object has displaced. The buoyant force on the metal object here is 170 N. The object must have displaced water of the same weight.

g = 9.81 \;\text{N}\cdot\text{kg}^{-1}.

Mass of water displaced:

\text{Mass} = \dfrac{\text{Weight}}{g} = \dfrac{170}{9.81} = 17.3 \;\text{kg}.

Volume of water displaced:

The density of water at room temperature is 1.000\;\text{kg}\cdot\text{dm}^{-3}. Each kilogram of water will occupy a volume of 1 dm³ (one cubic decimeter), which is the same as 1 L (one liter).

V = \dfrac{\text{Mass}}{\text{Density}} =\dfrac{m}{\rho} = \dfrac{17.3\;\text{N}}{1.000\;\text{kg}\cdot\text{dm}^{-3}} = 17.3\;\text{dm}^{-3}=17.3\;\text{L}.

Volume of the object:

The object is completely under water. As a result, the volume of the object will be the same as the volume of water displaced. The volume of the object is also 17.3 L.

3 0
3 years ago
How are mitosis and meiosis similar?
fiasKO [112]
First year biology.

The answer is D. Each process results in the formation of Daughter Cells, except the process of Meiosis results in half the number of Daughter Cells, where Mitosis has Daughter Cells identical to the Parent Cell.
4 0
3 years ago
Read 2 more answers
If you wanted to enjoy longer periods of daylight in the summertime, would you head closer to the equator or farther from it? Wh
Elza [17]
At tne equator, daylight is always 12 hours. 
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3 years ago
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