a boy cycles a distance of 960 m from home to school in 8 minutes. calculate his average speed for the journey

Answers

Answer 1
Answer:

120m per minute

Explanation:

If you take 960 and divide it by 8 you get 120 then you have the answer 120m per minute


Related Questions

what does auxiliary heat mean on a honeywell thermostat

Answers

Answer: Aux Ht or Auxiliary heat is the backup heat that turns on to help the compressor for first stage maintain your temperature setting. ... When the thermostat is in this position the compressor does not run, only the Emergency heat runs

Explanation:

Question:

What does auxiliary heat mean on a Honeywell thermostat.

Answer:

What does aux heat mean on a Honeywell system? Short for auxiliary heat, this system is designed to heat your home up quickly instead of waiting for the cold heat pump on the exterior of your home. Unfortunately, using the auxiliary heat is significantly more expensive than using your heat pump.

Explanation:

Aux on the thermostat stands for auxiliary heat. Auxiliary heat is the electric heat strip in your air handler that is supplemental heat. Emergency heat is the same thing as auxiliary heat. Auxiliary heat/ Emergency heat help the heat pump keep up when cold outside or the temperature differential on the thermostat is large.

Please help I'll mark brainliest (NO FKG LINKS)

Answers

Answer:

For the first picture the answer is A. and the second picture answer is also A

Explanation:

Answer:

Part 1

C. 10 Coulombs

Part 2

A. The strength of the magnet increased as the amount of current increased.

Explanation:

1. When a voltage is applied to these plates an electrical current flows charging up one plate with a positive charge with respect to the supply voltage and the other plate with an equal and opposite negative charge.

If the capacitors are connected by a conductor they must have equal potentials. If their charges are not +/- Q there will be a potential difference and charges will flow until they are +/- .

2. Based upon the results of the experiment which is graphed, an increase in current increases the number of paperclips picked up. The increase in current produced a stronger magnetic field from the electromagnet created. The ability to pick up paperclips testifies to the strength of the magnet and this strength is because of the current emitted to the coils which in turn magnetizes the nail

a bubble of air of volume 1cm^3 is released by a deep sea diver at a depth where the pressure is 4.0 atmospheres. assuming its temperature remains constant (T1=T2), what is its volume just before it reaches the surface where the pressure is 1.0 atmosphere?

Answers

Answer:

hope this helps!

Explanation:

Volume of the air bubble, V1=1.0cm3=1.0×10−6m3

Bubble rises to height, d=40m

Temperature at a depth of 40 m, T1=12oC=285K

Temperature at the surface of the lake, T2=35oC=308K

The pressure on the surface of the lake: P2=1atm=1×1.103×105Pa 

The pressure at the depth of 40 m: P1=1atm+dρg

Where,

ρ is the density of water =103kg/m3

g is the acceleration due to gravity =9.8m/s2

∴P1=1.103×105+40×103×9.8=493300Pa

We have T1P1V1=T2P2V2

Where, V2 is the volume of the air bubble when it reaches the surface.

V2=

Is the following statement a fact or an opinion: Science] can help solve any problem our world faces? Explain your answer



Please help

Answers

Answer:

can u repost the question properly

Answer:

It's a fact

Explanation:

There are different types of sciences for every problem that could happen on earth

Help asap please thank you

Answers

Answer:

1. 5 m/s

2. 5 m/s/s

Explanation:

1. 50 - 5 = 45

45/9 = 5

2. 25 - 0 = 25

25/5 = 5

hope this helps!

why is the pressure in the bottom of the pacific ocean much bigger than near the surface

Answers

Answer:

increase in hydrostatic pressure

Explanation:

he force per unit area exerted by a liquid on an object. The deeper you go under the sea, the greater the pressure of the water pushing down on you. For every 33 feet (10.06 meters) you go down, the pressure increases by one atmosphere .

Brainliest pls

Explain how a book can have energy even if it is not moving.

Answers

A book can have energy by its words by how it’s talking in the book. honestly I’m not too sure that’s just how I would explain it

Where are the field poles mounted on an alternator
A. Load
B. Shaft
C. Exciter
D. Rotor

Answers

Explanation:

(D) i think there you go have a good day

I WILL MARK YOU IF YOU HELP

An object has a mass of 3.8 kg and a force of 11.6 N is applied to it. What is the acceleration that results?

Answers

F=ma
11.6=3.8*a
a=11.6/3.8
a=3.05m/s

1800 cm3 of fresh water of density 1000 km
is mixed with 2200cm of water of density
1025kg3.calculate the density of the mixture.

Answers

Answer:

the density of seawater is thousand kg

Explanation:

1000 kg is the answer

how long does it take for a pap smear to come back

Answers

it takes 1 to 3 weeks

The Red one is wrong also the blue mark means nothing

Answers

Answer:

it is c

Explanation:

the car is moving back to its original position

From rest, a car accelerates to 4.2 m/s2 for 10 seconds before winning the race. How far did it run?

Write the final answer in complete sentence.

Answers

Answer:

[tex] s = ut + \frac{1}{2} a {t}^{2} \\ u = 0 \\ a = 4.2 \: m {sec}^{ - 2} \\ t = 10sec \\ s = 0 + \frac{1}{2} (4.2) {10}^{2} \\ = 1.2 \times 100 \\\boxed{ s = 120 \: m}[/tex]

whats the answer
----------------------------

Answers

Answer:

repel each other

Explanation:

The magnitude of the charge of an electron is called... ... If a positively-charged glass rod is suspended so that it turns easily and another positively-charged glass rod is brought close to it, the two rods will... Repel each other.

Why does the magnitude of the resultant force increases once the box start moving?

Answers

proportional to the variation of the linear momentum

(hope this helps) :)

Explain how pressure can be used to
change the state of matter

Answers

Answer:

Physical conditions like temperature and pressure affect state of matter. ... When the pressure exerted on a substance increases, it can cause the substance to condense. Decreasing pressure can cause it to vaporize. For some types of rock, decreasing pressure can also cause them to melt.

A 30.6 kg crate initially at rest on a horizontal floor requires a 100 N 30° with the horizontal force to set it in motion. Find the coefficient of static friction between the crate and the floor

Answers

The frictional force opposes the forward motion of the crate. The coefficient of static friction is 0.2.

Using the formula;

Fa = - Ff + mgsinθ

but Ff = μsFN and N = mgcosθ

Hence;

Fa = mgsinθ - μsmgcosθ

μsmgcosθ = mgsinθ - Fa

μk =  mgsinθ - Fa/mgcosθ

μk =  coefficient of static friction = ?

Fa = horizontal force = 100N

m = mass = 30.6 kg

θ = angle = 30°

g = acceleration due to gravity = 10 m/s^2

Substituting values;

μk =  [(30.6 × 10) sin 30°] - 100 / (30.6 kg × 10) cos 30°

μk = 153 - 100/265

μk = 0.2

Learn more: https://brainly.com/question/17237604

if a dolphin swims at 15 m/s for 30 seconds, how far would the dolphin swim?

Answers

it would swim 30*15 metres, which is 450 metres.

Please help me. Brainiest to the correct answer.

A computer uses 40W of power. Calculate the current it draws when connected to a 230V mains supply.

Answers

Answer:

0. 174 A

Explanation:

This is similar to your other question

[tex]\boxed{\mathfrak{Power(P)=Voltage(V) \times Current(I)}}[/tex]

Voltage (V) = 230 VPower (P) = 40 W

=> 40 = 230 × I

=> [tex]\mathsf{I=\frac{40}{230} }[/tex]

=> I = [tex]\mathsf{\frac{4}{23} }[/tex]

=> I = 0.174 A

I is the current, the computer draws when connected to a 230 V mains supply, and it's SI unit is Amperes.

                               

[tex]\mathfrak{\overline{There\: you \: are!}}[/tex]

Please help me and I’ll mark as brainliest i promise

Answers

Answer:

C

Explanation:

because C should be the correct one

Tell me the answer what will be in blanks​

Answers

Answer:

what do you mean by blanks??

Explanation:

i don't get

it

Answer:

ikoon

Explanation:

i think so it ikoon

What is the power of a diverging lens of focal length 0.4 m
a) 2.5
b) 3.5
c)-3.5
d)-2.5

Answers

Answer:

-2.5 is the answer to your question

How does the mass of an object affect its acceleration?

Answers

Answer:

as the mass of an object is increased, the acceleration of the object is decreased & vice-versa.

Explanation:

hope this helps!

The ………………………. is the substance/material travels through
1. Energy
2. Medium
3. Transverse
4. Longitudinal

Answers

Answer:

energy

Explanation:

the energy is the substance

Answer:

Medium

Explanation:

Why does the sun have an up and down motion in the sky?

Answers

Answer:

The sun stays in its position at the center of our solar system. It doesn't rise and set. But it appears to rise and set because of the Earth's rotation on its axis

Explanation:

Hope this helps :)

Interpret the data:

Make a claim that answers the scientific question.

Answers

umm what’s the data

What is an example of a chemical change

Answers

Answer:

Hello, Rotting, burning, cooking, and rusting are all further types of chemical changes because they produce substances that are entirely new chemical compounds. For example, burned wood becomes ash, carbon dioxide, and water. When exposed to water, iron becomes a mixture of several hydrated iron oxides and hydroxides.

Explanation:

I hape this helps remember to make someone smile today

A 1200kg car traveling at a speed of 29 m/s drives horizontally of a 90m cliff the potential energy is=

Answers

Answer:

Sketch the situation.

b. Calculate the potential energy, the kinetic energy, and the total energy of the car as it leaves the cliff.

c. Make a graph displaying the kinetic, gravitational potential, and total energy of the car at each 10 m

increment of height as it drops

Explanation:

The potential energy of the car at that position is 10.6 x 10⁵ J.

What is meant by potential energy ?

Potential energy of an object is defined as the energy acquired by the object by virtue its position.

Here,

Mass of the car, m = 1200 kg

Speed of the car, v = 29 m/s

Height of the cliff, h = 90 m

Therefore,

Potential energy of the car, PE = mgh

PE = 1200 x 9.8 x 90

PE = 10.6 x 10⁵ J

Hence,

The potential energy of the car at that position is 10.6 x 10⁵ J.

To learn more about potential energy, click:

https://brainly.com/question/21288807

#SPJ3

I forgot to post the pic
But please help
just need answers​

Answers

Answer:

1.127,56,000m

2. 347,600,000

3. 384,000

4. 200000000

5.  16,000,000cm

6. 36,000,000cm

7. 125,000m long, 400m deep, 1,500m wide

8. 11.18km/sec

9. 5,400,000

10.  2g

11. 1,200 mg to 2700 mg

12.   158000 kg

13. 450000000 mg

14.    23,000g to 90,000g

15.   40,000 ML

16.  1,000 ML

17.  26,600 KL

18. 1,558,000 L

19. 60 ML

20. 0.947

I NEED THE RIGHT ANSWER ASAP IT NEEDS TO BE 100% ACCURATE NO LINKS!!! Which type of force will an object move towards?
1: weakest
2: net
3: balanced
4: strongest
this is a Science question

Answers

Answer:

Strongest

Explanation:

Weak forces do not possess significant strength to pull an object. Net forces is the sum of all forces acting on an object. Balanced forces cancel each other out to have no pull whatsoever. S

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