pls help will give brainliest

Pls Help Will Give Brainliest

Answers

Answer 1

Explanation:

the correct answer is Option 5.√½gh.

hope this helps you.


Related Questions

Disilicon Trisulfide formula?

Answers

disilicon hexabromide
Common Name disilicon hexabromide
CAS Number 13517-13-0 Molecular Weight
Density N/A Boiling Point
Molecular Formula Br6Si2 Melting Point
MSDS N/A Flash Point

Another engineer is running a series of experiments with hydraulic systems. If she doubles the area of the input piston, what happens to the amount of pressure transmitted by the system?

Answers

Answer:

The pressure remains the same.

F = P * A  the amount of force transmitted would double if only the input area is changed. Pressure is the same at all points in the system.

diamond sparkles in dim light give reason

Answers

Answer: As the light moves through the diamond, it is scattered and fractured, creating the sparkle that diamonds are known for. This is the refraction. ... This refraction and dispersion also creates natural light and dark areas in the refracted light, depending on where the light hits along the planes of the diamond

Explanation:

Which of the following occurs during the process of a liquid changing to a gas (boiling)?


The temperature increases.


The temperature remains the same.


The temperature decreases.

Answers

Answer:

the process that occurs when liquid changes to gas(boiling) is temperature increases

Answer:

The temperature increases

Explanation:

When a substance is converted from liquid state to gaseous state the particles get excited.The excitement raises the temperature of the substance

1. True or False: Most things in motion are accelerating, few things in real life move at a constant speed.

2. Slowing down is negative acceleration or ____________.


(I need Helpppppp pleaseee)

Answers

1. False
2. Positive
I’m just joking I don’t know the answersss

how can light travel from a source to another location?

Answers

Answer:

directly from the source through empty space

I'm not sure whether it is electrically, by radiation or by heating?

thanks:)​


WILL MARK BRAINLIEST

Answers

I’m not really sure what the question is

_______is the force that keeps us all stuck to the surface of our planet.

Answers

Answer:

gravity

Explanation:

Calculate the tension on the rope.
A. 57.89 N
B. 32.73 N
C. 69.84 N
D. 12.55 N

Answers

Hi there!

[tex]\large\boxed{\text{B. 32.73N}}[/tex]

To calculate the tension, we must calculate the acceleration of the system.

Begin with a summation of forces:

∑F = -M₁gsinФ + T - T + M₂g

Simplify and solve for acceleration: (Tensions cancel out)

[tex]a = \frac{-M_1gsin\theta + T - T + M_2g}{M_1+M_2}[/tex]

Plug in values. Let g = 10 m/s²

[tex]a = \frac{-3(10)(sin30)+8(10)}{3+8} = 5.91 m/s^{2}[/tex]

Now, to find tension, let's sum up the forces acting on ONE block. For simplicity, we can look at the hanging block:

∑F = -T + W

ma = -T + W

Rearrange to solve for T:

T = W - ma

We know the acceleration, so plug in the values:

T = (8)(10) - (8)(5.91) = 32.73 N

Please answer, No links please, i need a real answer!
The table shows the mass and melting point of some substances.
Melting Point of Substances
Mass Melting Point of Tin Melting Point of Lead
(kg)
(°C)
(°C)
1
W
Y
N
232
327
Part 1: What will be the values of W and Y for 1 kg of each substance?
Part 2: Explain your answer for Part 1.

Answers

Answer:

W= 116  Y= 163

Explanation:

This is because the cutting the mass in half would make it half of the temp of the mass 1 kg higher.

Answer: W=116 Y=163

Explanation:

We have to divide 2 by 232 and 327

232/2= 116    327/2=163

Will give 45 points to who ever solves this

Answers

Answer:

1)m=230 kg

 w= 2254( approximately 2300) newtons

g= 9.8 m/s^2(approximately 10)

2)m= 90.5( approximately 88.7) kg

  w= 887 N

  g= 9.8 m/s^2(approximately 10)

3) m= 420 kg

   w= 4,116 (approximately 4220

   g= 9.8 m/s^2(approximately 10)

4) m=15kg

   w=55.5N

   g=3.7 m/s^2

Explanation:

The wanswers given in brackets is to signify the results of using 10m/s^2 as the gravity if u have any misunderstanding text back

Explain swimming based on one of the laws of motion?​

Answers

Answer:

Newton's Third Law of Motion states that for every action, there is an equal and opposite reaction. Thus, swimmers must stroke downward in the water to stay afloat and propel forward. This movement is equal and opposite to the force the water exerts against the swimmer to stop them from moving.

It is based on the third law :)

when is/was gravitational contraction an important energy generation mechanism for the sun?

Answers

Answer: It was important when the Sun was forming from a shrinking interstellar cloud of gas.

Hope this helps!!

This process is thought to have been the main source of energy for the sun in the early stages of its development before nuclear fusion reactions in the sun's core became the dominant source of energy.

What is Gravitational contraction?

Gravitational contraction is the process by which a celestial body, such as a star, generates energy through the release of gravitational potential energy as it contracts and becomes denser.

Here,
This process is thought to have been the main source of energy for the sun in the early stages of its development before nuclear fusion reactions in the sun's core became the dominant source of energy.

As the sun contracted and became denser, the temperature and pressure in its core increased, leading to the initiation of nuclear fusion reactions. These reactions transformed hydrogen into helium and released a tremendous amount of energy in the form of light and heat, which has sustained the sun for billions of years.

Learn more about gravitational contraction here:
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The truck now weighs 147,000 N what is the new mass of the truck

Answers

Answer:

14700kg

Explanation:

If you divide it by 10

1) ¿Cuáles son los
beneficios de lograr
niveles aceptables de
aptitud física
relacionada con las
habilidades?

Answers

Answer: Controlar el sobrepeso bajas grasa , te pone de buen homor , te da mas energia , Te ayuda mantenerte saludable y combatir enfermedades.

bro i need help omg.

Answers

Answer:

25.

Explanation:

5

because you're taking off the front number which is one

Describe in your own words a situation where chemical energy is transformed to potential energy.

Answers

Answer:

The potential energy stored in molecules can be converted to chemical energy, which can ultimately be converted to kinetic energy, enabling an organism to move. Eventually, most of energy used by organisms is transformed into heat and dissipated.

Explanation:

un paracadutista di massa 70kg scende per 100m a velocità costante.
quanta energia dissipa la resistenza del mezzo?

Answers

Answer:

hakdbkdjsbsjzkkahzjxbdkdj

true or false sliding friction is stronger than static friction

Answers

False


Static friction is stronger than sliding friction

Answer:False static friction helps us from not sliding it hold us.

Explanation:

Please guide me for uniform speed

Answers

Explanation:

uniform speed is just the consistent ratio of distance to time. it can a

so be thought as the speed of an object that does not change. an example is when a car moves at a speed of 60km/hrs without changing its speed. it keeps on moving at the same speed it started with

hope this becomes helpful

thanks

The bungee cord has an unstretched length of 20.0 m. The mass of the student is 50.0 kg. The gravitational field strength is 9.8 N/kg. ​

Answers

Answer:

a) g.p.e.=mass × gravitational field strength × height

b) Eᵖ= 50 × 9.8 × 20

9800 (J)

Increased levels of oxygen in the atmosphere due to photosynthesis caused rates of weathering to____
which aided in the formation of____
1. A.Increase
B. Decrease
C. Remain constant

2. A. Chloroplast
B. Roots
C. Soil

Answers

1. A:Increase
2. C: Soil

Increased levels of oxygen in the atmosphere due to photosynthesis caused rates of weathering to increases which aided in the formation of soil.

What is photosynthesis ?

The process in which use of solar energy occur by  plants, algae and certain bacteria convert them into chemical energy and starch called as photosynthesis.

Photosynthesis occur in chloroplast of the green plant which has its own DNA, genes and synthesize their own proteins.

photosynthetic Pigments are also involve in this process which is responsible for trapping sunlight present in chlorophyll pigment of chloroplast, like chlorophyll a, b and c.

some of the Bacteria have chlorophyll known as bacteriochlorophyll which can absorb infrared rays, Carotenoids which are yellow, orange or red-coloured pigments that absorb bluish-green light., Xanthophyll, Phycobilins.

For more details regarding photosynthesis, visit

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A current of 0.8 A flows through the motor for 3 minutes. Calculate the total charge in this time.

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The given terms are :

Current = 0.8 Amperes

Time = 3 minutes = 3 × 60 = 180 seconds

we know that,

[tex]current = \dfrac{charge}{time} [/tex]

now, let's solve for charge (q) :

[tex]0.8 = \dfrac{q}{180} [/tex]

[tex]q = 180 \times 0.8[/tex]

[tex]q = 144 \: [/tex]

Total Charge (q) = 144 Coulombs

Why is gravitational force and gravity not the same thing?

Answers

One is force other is quantity

Electronic signals can travel very long distances in _______ fibers, due to total internal reflection.

Answers

Answer:Optical

Explanation:

What is the definition of the word equality in your own words?

Answers

Answer:

Equality is the state of being equal in rights word and oportunities

why do we place window downward and ventilation upward?

Answers

Answer:

Doors, Windows & Ventilator is a part of building component which is allow to Air & light move & circulate inward & outward, with in door Human or any other material can be move inside or outside also. here types of doors & windows & ventilation are given with necessity of location, function etc.

Window ventilators are used for ensuring a supply of fresh air from the outside into the interior. They are used in rooms with natural ventilation, mechanical extract ventilation or hybrid ventilation. ... It automatically adjusts the inflow of fresh air depending on the level of relative humidity in the room.

Explanation:

__________ is the process of sediment being placed in a new location
When sediment is carried away, this process is called ________

please help :

Answers

Answer:

deposition and erosion

Answer:

1:  Deposition

--
2: Erosion

Explanation:
Hope this helps! <3

You toss a tennis ball straight upward. At the moment it leaves your hand it is at a height of 1.5 m above the ground, and it is moving at a speed of 7.0 m/s.

(a) How much time does it take for the tennis ball to reach its maximum height? (s)

(b) What is the maximum height above the ground that the tennis ball reaches? (m)

(c) When the tennis ball is at a height of 2.4 m above the ground, what is its speed? (m/s)

Answers

a). 1.2 s

b). 3.81 m

c) v= 6.8 m/s

d) v= 27.05 m/s

What is speed?

Speed is define as the distance per unit time. It is also define as how fast an object is  moving.

According to the question:

Height = 1.5 m , speed = 7.0 m/s.

a)By using 1st equation of motion

[tex]V = V_{0} + g*t.\\V = 0 \\V_{0} = 7.0 m/s.g = -9.8 m/s^2\\0 = 7 + (-9.8 m/s^2)*t\\t = 1.2 s[/tex]

b.

[tex]h = 1.5 + V_{0} *t + 0.5g*t^2\\V_{0} = 7.8 m/s\\t = 1.2s , g = -9.8 m/s^2\\h = 3.81 m[/tex]

c.

[tex]V^2 = V_{0} ^2 + 2g*d\\V_{0} = 7.8 m/s\\g= -9.8 m/s^2.\\d= 2.2-1.5 = 0.7 m\\V = 6.8 m/s[/tex]

d.

[tex]V^2 = V_{0} ^2 + 2g*h\\V_{0} = 0\\g = +9.8 m/s^2.\\h = 6.8 m\\V = 27.05 m/s[/tex]

Learn more about speed here:https://brainly.com/question/7359669

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Answer it ASAP I need it today

Activity 4: Write the uses of each knife listed below.

1. Vegetable peeler-

2. Fruit and salad knives-

3. Citrus knife-

4. Kitchen knife-

5. Pairing knife-​

Answers

Answer:

1. Vegetable peeler- >tool used to remove the layers of flesh from vegetables and firm fruits

2. Fruit and salad knives->efficiently cut and slice through vegetables and fruits

3. Citrus knife->Citrus and fruit knives are perfect for cutting, slicing, peeling, chopping, and extracting

4. Kitchen knife->used for cutting meat, dicing vegetables, disjointing some cuts, slicing herbs, and chopping nuts and many more

5. Pairing knife->The small but mighty paring knife is used to cut, chop and slice fruits and vegetables

Explanation:

hope it's helpful to you ☺️

Answer:

1. Vegetable peeler -

A kitchen tool used to remove the layers of flesh from vegetables and firm fruits, such as apples, by peeling off thin narrow shavings..

2. Fruit and salad knives -

Made with a serrated blade, the salad knife can be used safely on non-stick surfaces to cut not only vegetables but a wide variety of foods such as fruits, cakes, bars, and breads. It is also referred to as a lettuce knife..

3. Citrus knife -

Citrus knives are perfect for cutting, slicing, peeling, chopping, and extracting..

4. Kitchen knife -

Knives are used for cutting meat, dicing vegetables, disjointing some cuts, slicing herbs, and chopping nuts, but there are a number of different varieties for separate purposes, including carving, slicing and bread knives for specific ingredients..

5. Paring knife -

Small but mighty paring knife is used to cut, chop and slice fruits and vegetables, but they can also be used for a multitude of other kitchen tasks..

Explanation:

Hope it helps you..

Y-your welcome in advance..

(;ŏ﹏ŏ)(ㆁωㆁ)

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