3) A 15.0kg cannonball is ascending after being launched. Neglect drag.

a)How many forces are acting on the cannonball?
b)What is the magnitude of the net force on the cannonball?
c)What is the magnitude of the cannonball's acceleration
dDescribe the cannonball's speed at this time:

Answers

Answer 1

Answer:

c

Explanation:


Related Questions

The distance versus time plot for a particular object shows a quadratic relationship. Which column of distance data is possible for this situation?
Time (s)
A. Distance (m) B. Distance (m) C. Distance (m) D. Distance (m) E. Distance (m)
0
0
2.00
9.00
+
1
1
1.00
4.00
18.00
1.00
1.00
2
4.00
6.00
27.00
0.50
0.25
3
9.00
8.00
36.00
0.33
0.11
4
16.00
10.00
45.00
0.25
0.06
5
25.00
12.00
54.00
0.20
0.04
6
36.00
14.00
63.00
0.16
0.02
O A column A
OB. column B
OC. column C
OD. column D
O E. column E

Answers

Answer:

A

Explanation:

What is the benefit of using simple computational models in a spreadsheet application, like the one used in this course, to predict mechanical energy and related values?

(1 point)

It is easy to calculate new scenarios.


It is easy to learn new concepts.


It is easy to compare different cases.

It is easy to detect calculation errors.

Answers

Answer:

Option C would be the correct alternative.

Explanation:

An integrated programming program for arranging, evaluating, and saving analytical results seems to be a spreadsheet. Spreadsheets have been established as computerized analogs to worksheets for manual banking. There are various variables in something like a theoretical model that describes the structure being analyzed. By changing the variables as well as sometimes throughout combination while evaluating the outcome, analysis is performed.

The other choices offered aren't relevant to the existing contract below in the description section.

Answer:

c

Explanation:

How can you determine the mass number of the daughter product after alpha decay has taken place?

Answers

Answer:

Reduce the mass number of the parent by 4

Explanation:

To determine the mass number of the daughter product after alpha decay has taken place, reduce the mass number of the parent by 4.

An alpha particle reduces the mass number of the parent by 4 and the atomic number by 2.

It has the the same structure as an helium atom.

So, since helium has mass number of 4 and atomic number of 2, it reduces the daughter product by this number.

Boost your own ______
by living your life, not watching others live their fake ones!
O intelligence
O weight
o self-confidence
O wealth

Answers

Answer:

Self-confidence

Explanation:

Boost your own self-confidence by living your life, not watching others live their fake ones!

The other choices do not fit as well as self-confidence does, but it's also a common phrase to say "boost your own self-confidence."

It's 2:30 pm in India, when it's 12:00 pm in London. So if I travel from India to London in one second, will I time travel? ​

Answers

Answer:

No and yes

Explanation:

Yes technically you are time traveling.

But not in the way like the movies or whatever when they go to 1956 or whatever.

You are time traveling because you are going from 2:30 to 12:00. And you are traveling :|

But no because. . . just no :\

I'm not sure how to explain.

Help I'm confused basic atom stuff

Answers

2. 11

The answer is 11 since there is always the same amount of protons as electrons.

3. 12

4. 13

5. 15

The answer is 15 since the number of protons has to be equal to the amount of electrons.

How did later chemists change Mendeleev’s periodic table?

A. They included physical properties such as melting point and density.

B. They used atomic number instead of atomic mass to organize the elements.

C. They used atomic mass instead of atomic number to organize the elements.

D. They included chemical properties such as bonding power.​

Answers

I believe B is the answer
Hope this helps you!!

an object is moving at a constant speed of 5mph and the net force = 0 N. which statement is true

Answers

Answer:5mph

Explanation:

Frequency of a wave is 20 Hz. It travels with a speed of 5 m/sec. What is wavelength?

Answers

Answer:

omg i uses to know this answer

Explanation:

but I forgot

A large crate is pushed to the right along a rough surface
by a
320 N applied force. The friction force due to the surface
is 100 N, and the mass of the box is 40 kg. Determine the
net force acting on the crate.
A. 400 N
B. 320 N
C. 100 N
D. 220 N

Answers

Answer:

a

Explanation:

f is mg

A women weighs 857 N. What is her mass?

Answers

Answer:

women based on height usually should way about 200 pounds which included muscle.

Explanation:

Right now, the woman’s weight is in Newtons. Weight is always measured in Newtons (N), and mass will always be measured in kilograms (kg), so we need to convert her weight in Newtons into mass in kilograms. The equation for weight is Fg = mg. Force of gravity equals mass times gravity.
Force of gravity is another way of saying weight. We are given her weight, and we also know that gravity is 9.8m/s^2; therefore, you can set up your algebraic equation like this: 857 = m x 9.8. Now, you have to divide 857 by 9.8 to get mass by itself. 857/9.8 is approximately 87.4489 kilograms.

So your answer is 87.4489 kg!

The full answer is 87.44897959, but in physics, we usually just like to use the four numbers after the decimal place.

A 15.0kg object is resting on the earth. What is the mass and weight of the object?

Answers

Answer:

The mass of the object is 15.0 kg

The weight of the object is 147.15 N

Explanation:

The mass of the object is the quantity of matter contained in the object or the measure of the its property of inertia.

The mass is constant through out the universe

The mass of the object is given as 15.0 kg

The weight of the object is the force of attraction of the Earth on the object

The weight is dependent on the interacting objects.

The weight of the object = The mass of the object × Acceleration due to gravity

Where;

The acceleration due to gravity, g = 9.81 m/s²

∴ The weight of the object = 15.0 kg × 9.81 m/s²= 147.15 N

The weight of the object = 147.15 N

A 60 kg person walks up a 75 m tall hill. How much gravitational
potential energy do they have at the top of the hill?

Answers

Answer:

45,000 J

Explanation:

The gravitational potential energy of a body can be found by using the formula

GPE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 10 m/s²

From the question we have

GPE = 60 × 10 × 75

We have the final answer as

45,000 J

Hope this helps you

URGENT WILL MARK BRAINIEST: A penguin of mass 30 kg sits motionless on a horizontal ice surface. Calculate the force of gravity acting on the penguin. Show your equation.

Answers

Answer: Fw = 30 kg * 9.8 m/s^2 = 294 N.

Explanation: To change from weight to mass divide by gravity (9.8 m/s^2)

Which factor has the greatest effect on the strength of an electromagnet?
A. The position of the ammeter in the circuit
B. The distance between the battery and the electromagnet
C. The type of insulation that covers the wire
D. The number of coils of wire around the core

Answers

Answer:

The number of coils of wire around the core

Explanation:

A P E X approved✅

Answer:

d

Explanation:

a pex

A group of friends push a van, using a total force of 220 N. The van moves a distance of 0.2 m. How much work have they done?​

Answers

Answer:

44

Explanation:

Work = Force X Distance

In the reaction below, how would adding more of reactant A affect the equilibrium of the system? (2 points) A + B ⇄ C + D a Shift it to the right toward the products. b Shift it to the left toward the reactants. c Equally create more products and reactants. d It would have no effect.

Answers

Answer:

It wouldn't effect, sir/maam

For the more produce of product, it will

Depend upon

No of molesPressure Temperature

But,

I think question is not enough to provide answer

what is the acceleration of a softball if it has a mass of 0.50kg and hits the catcher’s glove with a force of 25 N

Answers

Answer:

mass=0.50kg

force=25N

acceleration =?

Now,

force=m×a

25=0.50×a

25÷0.50=a

50=a

acceleration =50m/s^2 answer!!!!

hope this may help you!!!!

Answer:

The answer is 50 m/s squared.

Explanation:

A=M/F

A= 25 Newtons

     ------------------  (DIVIDED BY)

      0.5 Kilograms

A= 50 m/s squared

What is produced by AC and DC generators?


chemical energy

mechanical energy

electrical energy

magnetic energy

Answers

Electrical energy is produced by ac and dc gen

Answer:

electrical energy

Explanation:

In an AC and DC generator, electrical energy is generated in such systems.

Both AC and DC generators are used to produce electrical energy in order to power homes and industrial tools.

Electrical energy is produced due to movement of electrons. In the generators, often times, a fuel is the source of the energy for the process. The fuel has a chemical energy which is converted to electrical energy through the design of the system.

Select the correct answer. Your target heart rate is between 60% and 80 % of your maximum heart rate. A. True B. False

Answers

A. true
your target heart rate is between 64% and 76% of your maximum heart rate

As defined in physics "work" is

Answers

Answer:

in physics, measure of energy transfer that occurs when an object is moved over a distance by an external force at least part of which is applied in the direction of the displacement.

Explanation:

A basketball with a mass of 0.5 kilograms is accelerated at 2
meters per second2. The net force acting on the mass is
A) 0.5 N
B) ON
C) 1N
D) 2N

Answers

Answer: 1N

Explanation: its not 0N.

If a  basketball with a mass of 0.5 kilograms is accelerated at 2 meters per second². The net force acting on the mass is 1 Newton, therefore the correct answer is option C.

What is Newton's second law?

Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.

As given in the problem, if a  basketball with a mass of 0.5 kilograms is accelerated at 2 meters per second², then we have to find out the force acting on the basketball.

The net force acting on the basketball = 0.5 × 2

                                                                 = 1 N

Thus, the net force acting on the mass is 1 Newton, therefore the correct answer is option C .

To learn more about Newton's second law here, refer to the link given below ;

brainly.com/question/13447525

#SPJ2

Find the speed of a wave (in meters/second) whose wavelength is 4 meters and
whose frequency is 3.5 Hz. Enter a number rounded to the first decimal place
(e.g. "0.1").
Your answer

Answers

Wave speed = (wavelength) x (frequency)

Wave speed = (4 m) x (3.5 /s)

Wave speed = 14.0 m/s

describe the relationship between the car's braking distance and kinetic energy

Answers

A car's braking distance is proportional to its kinetic energy. The energy is dissipated as heat in the brakes, in the tires and on the road surface — more energy requires more braking distance. This explains why braking distance increases as the square of a car's speed.

what is the dimension of resistivity​

Answers

Answer:

Are you looking for the formula? because if so:

M L^2 T^-3 I^-2

Explanation:

May I have brainliest please? :)

PLZ HELP NOW
A boy has a mass of 55 kg. He climbs 15 m up a tree. What is his gain in
GPE? (Don't forget your units)

Answers

Answer: mass x height x gravitational field strength (g)

note: gravitational field strength (g) = 10 N/Kg

55 x 15 x 10 = 8250

gpe = 8250j

Explanation:

An empty can of mass 120g rests on top of a fire and explodes into three fragments. One fragment travels east at 60m/s and another goes south at 100m/s. Calculate the velocity of the third piece. ​

Answers

60m/s is 120g nothing here is true I just need points

Answer:

the answer to your question is B

In a pressure cooker, a lid is screwed tightly onto a pot so that the air pressure in the pot is increased. What effect, if any, will this have on the boiling point of water in the pot?

Answers

It will increase the temp

Answer: the boiling pint will increase

Explanation:

Which tool can be used to measure the mass of a package being mailed

Answers

Answer:

A SCALE

Explanation:

Which of the following sentences shows the correct use of a transition word? Even though I was sick, I went to the doctor. My shoes were new. Likewise, my brother’s shoes were old. It was raining in the morning. Consequently, it was snowing in the afternoon. I stayed up late for several nights. Eventually, I was too tired to concentrate.]

Answers

Answer:

d

Explanation:

on edge

The sentence that shows the correct use of a transition word is I stayed up late for several nights. Eventually, I was too tired to concentrate. The correct option is D.

What are transition words?

Transitional words include the words "and," "but," "so," and "because." They demonstrate to your reader the connections between words, and sentences.

Utilize these transitions wisely by making sure the word or phrase you choose adheres to the logic of the connection or relationship you are emphasizing.

Before utilizing a certain transitional word in your paper, make sure you fully understand its meaning and usage and that it is the correct match for the logic of your thesis. All of these words and phrases have various meanings, nuances, and connotations.

Therefore, the correct option is D, I stayed up late for several nights. Eventually, I was too tired to concentrate

To learn more about transition words, refer to the link:

https://brainly.com/question/29775567

#SPJ6

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