anyone know the answer ?

Anyone Know The Answer ?

Answers

Answer 1
Momentum = mass x velocity, so 500kg x 2m/s = 1000 kg m/s
Answer 2

Yes. Many people either know the answer, or can figure it out using the information in the picture.


Related Questions

Agustin visits Panama City, Florida, during the month of May. He feels a shore breeze blowing from theocean onto the beach. What causes this shore breeze? SC.6.E.7.5

A.The ocean is colder than the land.

B.The land is colder than the ocean.

C.The ocean is denser than the land.

D.The land is denser than the ocean.

Answers

Answer: A.The ocean is colder than the land

Explanation:

Based on the information provided in the question, we are informed that Agustin visits Panama City, Florida, during the month of May and that he feels a shore breeze blowing from the ocean onto the beach.

The reason for the shore breeze is simply due to the fact that the ocean is colder than the land. Since the ocean is colder, anyone who goes to the beach will feel the breeze.

A train leaves the station heading north on the tracks. It completes the entire 60 mile trip in one hour. Calculate the train's average speed and velocity over the one hour trip. Show your work.

Answers

Easy.
If it goes 60 miles in one hour, what’s it’s speed?
Just 60 miles per hour!
What’s it’s velocity?
Well, velocity is basically speed with direction. So 60 mph north.
No work necessary my friend!

Answer:

I don't know if it's scalar or vector

A weight of 4.0 N is used to extend a spring. The extension of the spring is 0.06 m. (i) Calculate the spring constant, k, of the spring.

(ii) State what measurements should be made to determine the extension of the spring produced by the 4.0 N weight.

Answers

Answer:

See explanation

Explanation:

Hookes law states that; the displacement due to a stretching force is directly proportional to the magnitude of the deforming force.

F = ke

F = deforming force

k = force constant

e = extention

k = F/e

k = 4N/0.06 m= 66.67 Nm^-1

To determine the extension of the spring produced by the 4.0 N weight

1) We measure the original length of the spring

2) We measure the length after hanging the 4 N mass

3) Subtract the new length from the original length to determine the extention.

Which compound contains only covalent bonds CH3OH Ca(OH)2 Ba(OH)2 NaOH

Answers

Answer: CH3OH

Explanation:

If 59.1 g of pure metal uses 890.9 j of energy to heat it from 26.1 c to 59.6 c, identify the metal

Answers

Answer: The metal is iron.

Explanation:

We have 59.1 grams of a given metal.

We need 890.9 joules of energy to heat the metal from 26.1°C to 59.6°C

First, we need to see the net increase in temperature, which is equal to the difference between the final temperature and the initial temperature.

ΔT = 59.6°C - 26.1°C = 33.5°C

Now we can find the specific heat, which is calculated as:

c = Ε/(ΔT*m)

Where:

E = energy given to the material = 890.9 J

m = mass of the material = 59.1 gr

ΔT = change in temperature = 33.5°C

Replacing these in the above equation we get:

c = 890.9 J/(33.5°C*59.1 gr) = 0.45 J/(gr*°C)

Now we need to look at a table of specific heats and see which metal has this specific heat.

We can see that iron is the best match, so we can assume that the metal is iron.

this is the measured value (always positive) from one point to another

Answers

Answer:

Distance.

Explanation:

Motion can be defined as a change in the location (position) of a physical object or body with respect to a reference point i.e the amount of distance covered by the physical object.

This ultimately implies that, motion would occur as a result of a change in location (position) of an object with respect to a reference point or frame of reference i.e where it was standing before the effect of an external force.

Mathematically, the motion of an object is described in terms of acceleration, time, distance, speed, velocity, displacement, position, etc.

Hence, distance is the measured value (always positive) from one point to another.

Mathematically, distance is given by the formula;

Distance = speed * time

Also, the S.I unit for measuring the distance covered by a physical object is meters.

Which statement best compares a scientific theory and an opinion?
O A. Neither an opinion nor a scientific theory can ever be changed.
O B. An opinion is supported by evidence, while a scientific theory often is not supported by evidence.
OC. A scientific theory is supported by evidence, while an opinion often is not supported by evidence.
OD A scientific theory can never be changed, while an opinion can change in many ways.
Im

Answers

Answer: c opinion is something ppl just suggest but a theory needs proof before it is confirmed

Rhyolite forms as lava cools very quickly, forming holes.
Sometimes gems can form within the holes. The image
shows fire opal within rhyolite.
Which type of rock is rhyolite?
A. Intrusive igneous
B. Extrusive igneous
C. Metamorphic
D. Sedimentary
PREVIOUS

Answers

Answer:

B. Extrusive igneous

Explanation:

Its B

Do different types of electromagnetic waves travel at different speeds?

Answers

No.

Radio, TV, microwave, heat, red, yellow, blue, tanning rays, X-rays, and gamma rays all travel at the same speed.  It's called the "speed of light".

(As long as they're all traveling through the same stuff.)

What are the important points to remember while constructing an electric
circuit?

Answers

Explanation:

There are four fundamental elements of an electrical circuit, irrespective of where or even how positive or negative it is: a power source, a resistor, an electric generator or unit, and at most one regulator or switch. 

A man pushes against a tree with a force of 10 newtons (N). The tree does not move. What is the amount of force exerted
by the tree on the man?
ON
BSN
10 N
20 N

Answers

Answer:

10 N

Explanation:

Given that,

A man pushes against a tree with a force of 10 newtons.

We need to find the amount of force exerted by the tree on the man.

The force exerted by the tree on the man will be equal to the force that the man exert on the tree as per Newton's third law of motion.

It means the tree exert 10 N force on the man. Hence, the correct option is (c) i.e. 10 N.

One Newton is equivalent to
A. 1 kg/s2
B. 1 kg*m/s
C. 1 kg*m/s2
D. 1 kg/s


Answers

Answer:

B

Explanation:

PLS ANSWER FAST WILL GIVE BRAINLEST !!!


Calculate the missing variables using the necessary formula and rules using "FORCE"


How much force is needed to accelerate a 2000 kg car by 3 m/ s2

Answers

Answer:

F = 6,000 N

Explanation:

F = m × a

F = 2,000 × 3

F = 6,000 kg m/s²

F = 6,000 N

How much power is required to carry a 35 N package a vertical distance of 18 m if the work on the package is accomplished in 30 s?

Answers

Answer:

P = 21 watts

Explanation:

Given that,

Weight of a package, F = 35 N

Distance, d = 18 m

Time, t = 30 s

We need to find the power required to carry the package. Power is equal to the work done divided by time. So,

[tex]P=\dfrac{W}{t}\\\\P=\dfrac{Fd}{t}\\\\P=\dfrac{35\times 18}{30}\\\\P=21\ W[/tex]

So, the required power is 21 watts.

Which part of the following graph shows the object going at the fastest speed?
Distance
5
4-
in km
2-
1-
A А
0
6 5 10 15 20 25 30 35 40 45
Time in minutes
O Ato B
B to C
C to D
A to B and C to D are going equal speeds

Answers

Answer:

more point plzzzzz... eeeeeeeee

A to B in the graph shows the object going at the fastest speed.

In a distance-time graph, the gradient of the line is equal to the speed of the object. The greater the gradient (and the steeper the line) the faster the object is moving.

What is speed ?

"The rate of change of position of an object in any direction. Speed is measured as the ratio of distance to the time in which the distance was covered. Speed is a scalar quantity as it has only direction and no magnitude."

Know more about speed here

https://brainly.com/question/7359669?

#SPJ2

A car travels 500m in 20 seconds. What is its speed?

sentence answers please

Answers

Distance traveled by car = 500 m
Time Taken = 20 s

Speed = distance/time = 500/20 = 25 m /s

I think you will be able to figure out the sentence by yourself

Hope This Helps You!

Answer:

Distance traveled by car =500m

Time taken =20s

Speed = distance/time = 500/20=25m/s

I Hope its help for you

Have a good day

Please find the density of question 4,6 and 10!Be sure to show all steps!Thank you!

Answers

Answer:

Explanation:

4.  Density of water = 1.01g/ml

6:  Mass of silver = 892.5g

8:  Mass of 157.8g  I gave the answer as mass, even though it asked for weight.

3. If the net work done on an object is negative, then the object's kinetic energy
a. decreases.
b. remains the same.
c. increases.
d. is zero.

Answers

Answer:

I think the answer is B I hope this helps also Im sorry If I'm wrong

Which of the following is NOT a function of the skeletal system?

A. Support your body
B. Give shape to your body
C. Bring oxygen to your body
D. Protect your body​

Answers

D
Hope this helps
And
I think the answer is D

According to the article, why might acting happy actually make one happy?

Answers

Answer: mirror neurons are the reason people usually reflect the behavior of those around them and have been linked to the ability to empathize. People are attracted to happy people because it seems to boost our mood.

Explanation:

Answer:

Some psychologists think that you can trick your brain into feeling happy by acting happy. Acting happy might actually make one happy by mirror neurons. This is the reason people usually reflect the behavior of those around them and have been linked to the ability to empathize. People are attracted to happy people because it seems to boost our mood. The three components of emotion are cognitive, physiological, and behavioral. There is actually some scientific evidence to suggest that smiling, even when you are not feeling happy, can make you happy. This idea is called the facial feedback hypothesis. Happiness, and smiling, can also be contagious and make others around them want to smile. People often mimic the facial expressions of others.

Explanation:

100% on Edge 2023!! You're welcome :) :) :) :)

How much power is developed in a car that can pull a 5000 N at a constant speed
of 20 m/s?

Answers

Answer:

YAYA MAN

Explanation:

Enter a range of values for x.
a
a
3x-90 930
26
27

Answers

Answer:

32

[tex]3x - 9 + 93 = 180 \\ 3x + 84 = 180 \\ 3x = 180 - 84 \\ = 96 \\ x = \frac{96}{3} \\ x = 32[/tex]

Answer:

the answer is 3 and 34 i just took the quiz


Shine the flashlight on the liquid crystal sheet. Did you observe evidence that light carries energy?

Answers

Answer:

no i did not observe anything

Explanation:

Our Solar System What is the region that is located between Mars and Jupiter and is labeled A in the illustration? Solar System A
A. The terrestrial belt
B. The comet belt
C. The asteroid belt
D. The Kuiper belt ​

Answers

Answer:

asteroid belt

Explanation:

The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars, that is occupied by a great many solid, irregularly shaped bodies, of many sizes but much smaller than planets, called asteroids or minor planets.

A boy on a bicycle drags a wagon full of newspapers at 0.800 m/s for 30.0 min using a

force of 40.0 N. How much work has the boy done?

Answers

Answer:

=57600joules

Explanation:

Given data

Velocity =0.8m/s

Time = 30*60=1800 seconds

Distance =Velocity x time

Distance =0.8*1800

Distance =1440m

Work done = force x distance

Work done =40*1440

Work done =57600joules

Hence the work Done is 57600joules

Why does the time for 20 complete oscillations need to be taken in the pendulum oscillation experiment?​

Answers

Answer:

In order to minimize the uncertainty in the period, we measured the time for the pendulum to make 20 oscillations, and divided that time by 20

Explanation:

A bicycle is 10 m from a wall traveling at a rate of 4 m/s. How far from the wall will it be if it accelerates at a rate of 12 (m/s)/s for 8 seconds

Answers

The bicycle is a distance x away from the wall at time t according to

x = 10 m + (4 m/s) t + 1/2 (12 m/s²) t ²

so that after t = 8 s, it will be

x = 10 m + (4 m/s) (8 s) + 1/2 (12 m/s²) (8 s)² = 426 m

away from the wall.

(Conservation of Momentum)
Consider a 2,000 kg car traveling 10 m/s toward another car.After the two cars collide, they couple together and move along at 6 m/s. What is the mass of the second car?
Can someone please solve and explain,I don’t understand:/

Answers

Answer:

I haven't learnt physics at all yet but I'll try.

After the two cars collide, they move at 6 m/s.

This tells us that the 2nd car which collided with the first car which is 2000 kg is much heavier than the 1st one, if the second one was lighter, the two cars coupled together speed would be much more than just 6 m/s.

Refer to explanation for working.

Explanation:

Now find out how much g or kg is the 2nd car more than the 1st.

2000 ÷ 10 = 200 (I don't really know how to explain this part)

10 - 6 = 4 (Difference for 1st car average speed per second and the coupled cars average speed per second)

200 x 4 = 800

2000 + 800 = 2800 kg

(Final answer)

A WAY TO ACHIVE A STABLE CONFIGURATION IS BY ELECTRON TRANSFER. WHICH TYPE OF BOND IS IT?

Answers

Answer:

Explanation:

Covalent bonds share electrons

Please hurry please

What is the height of the counter where a 4 kg fruit basket sits that has 30 J of gravitational potential energy? h= GPE/am

Answers

Answer:

0.765m

Explanation:

gravitational potential energy GPE = mass * acceleration due to gravity * height

Given

GPE = 30Joules

Mass m = 4kg

acceleration = 9.8m/s²

Required

Height h

From the formula

h = GPE/mg

h = 30/4(9.8)

h = 30/39.2

h = 0.765m\

Hence the height of the counter is 0.765m

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