Explanation:
THE BODY INCREASES THE RATE OF HEAT LOSS TO BALANCE THE HEAT BURDEN.Brainliest if correct
Answer:
the answer is C. rocket 4.
Explanation:
[tex]a = \frac{f}{m} \\ \\ c) a = \frac{120}{3.25} = 36.923...[/tex]
it's the biggest amongst the four.
rocket one has an acceleration of 34.782...
rocket two has an acceleration of 22.429...
rocket three has an acceleration of 26.666...
rocket four has an acceleration of 36.923
A proton high above the equator approaches the
Earth moving straight downward with a speed of
365 m/s.
Find the acceleration of the proton, given that the magnetic field at its altitude is 4.10*10^-5 T.
We can see from the calculations that the acceleration of the proton is 1.43 * 10^7 ms-2.
What is acceleration?Acceleration is the rate of change of velocity with time. We know that the magnetic force is obtained by;
F = qvB
q= 1.6 * 10^-19 C
v = 365 m/s
B = 4.10*10^-5 T
F = 1.6 * 10^-19 C * 365 m/s * 4.10*10^-5 T
F = 2.39 * 10^-20 N
Recall that the mass of the proton is 1.67 × 10−27 kg hence
a = F/m = 2.39 * 10^-20 N/1.67 × 10−27 kg = 1.43 * 10^7 ms-2
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Calculate how long it takes Neptune in earth years for one trip around the sun by using an average Sun-Neptune distance of 30 A.U. ( ) 0.735 earth years Show calculation: ( ) 1.84 earth years ( ) 3.37 earth years ( ) 164 earth years
Answer:
164 earth years
Explanation:
By Kepler's third law
r³/T² = constant
(30 A.U)³/T² = (1 A.U.)³/(1 earth year)²
so T = 30^1.5 = 164 earth years
Is it possible to hold friendships outside of your designated group Why or Why not?
Answer: Yes it is possible.
Explanation: The reason is being because, people tend to like to see different stuff. Like in the movie Pocahontas she was a totally different person. And John Smith was a different person too. SO it is possible.
Help me pls, ASAP..
____1. These are motion graphs that show a change in an object’s location over time.
____2. It can show us if an object is going backwards or forwards (direction).
____3. These are useful and effective tools in visually presenting the motion of objects.
____4. It is the line of dots on the tape that is created when a long tape is attached to
an object that is moving.
____5. It is a periodic disturbance that moves away from a source and carries energy with it.
____6. It is the maximum displacement of a particle of the medium on either side of its
normal position when the wave passes.
____7. It is a measurement of how fast the sound wave vibrates.
A. Amplitude
B. Displacement-time graph
C. Frequency
D. Motion graphs
E. Position-time graphs
F. Ticker tape diagram
G. Wave
[tex] \qquad \huge \underline{ \boxed{\sf Answer}}[/tex]
Here's the correct choices for the blank questions~
# 1 : position - time graph
#2 : Displacement - time graph
#3 : Motion graphs
#4 : Ticker tape diagram
#5 : Wave
#6 : Amplitude
#7 : Frequency
The answers to the questions are as follows :
Position time graphs ( E ) Displacement time graph ( B )Motion graphs ( D )Ticker tape diagram ( F ) Wave ( G ) Amplitude ( A ) Frequency ( C ) The different types of motion graphsPosition time graphs are motion graphs that show the change in an object position in relation to time traveled, while a displacement time graph shows if an object is going backwards or forward and unlike distance, she does not consider the direction of movement of an object.
Motion graphs are used for the presentation of the motion of objects visually.
Hence we can conclude that the answers to your questions are as listed above.
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A rotating lens mechanism blocks the view of the object as the new lenses are rotated. Be sure to click each lense firmly into place. If you do not the field will be only partially visible. What kind of mechanism is on your microscope?
I think that mechanism is called a "lens turret".
Devon is riding his bicycle at 15 m/s. How far will he travel in 12 s?
A 10^3 kg load is placed on top of a lead bar of length 3.0 m. If the bar is compressed by 2.0
mm, calculate the cross-sectional area of the bar.
The cross-sectional area of the lead bar is [tex]9.188 \times 10^{-4} \ m^2[/tex].
Young's modulus of lead barThe Young's modulus (E)of lead bar is given as 1.6 x 10¹⁰ Pa.
Cross-sectional area of the barThe cross-sectional area of the bar is calculated as follows;
[tex]E = \frac{stress}{strain} = \frac{F/A}{e/l} = \frac{Fl}{Ae} \\\\A = \frac{Fl}{Ee}[/tex]
where;
A is cross-sectional areaF is applied force due to its weightE is Young's moduluse is compressionl is length[tex]A = \frac{(mg) l}{Ee} \\\\A = \frac{(10^3 \times 9.8) \times 3}{1.6 \times 10^{10} \times 2 \times 10^{-3}} \\\\A = 9.188 \times 10^{-4} \ m^2[/tex]
Thus, the cross-sectional area of the lead bar is [tex]9.188 \times 10^{-4} \ m^2[/tex].
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A 2kg rock is at the edge of a cliff 20m above the surface of a lake. It comes loose and falls. Half
way down it is falling at 14 m/s. What is its Kinetic Energy at the moment it hits the water?
Please show work!
Awesome to see a chainsaw man fan! Here's your answer!
Answer:
Follow:
Explanation:
Facts - Key Details Given:
mass of the rock: m = 2 kgheight of the cliff: h = 20 mspeed of the rock at the halfway point: v = 14 m/s---------------------------------------------------------------------------------------------------Calculations: #1: The potential energy (P.E) and kinetic energy (K.E) when its at the top;P.E = mgh
P.E = (2)(9.8)(20)
P.E= 392 J
K.E = ¹/₂mv²
where;
v is velocity of the rock at the top of the cliff = 0
K.E = ¹/₂(2)(0)²
K.E = 0
#2: The potential energy (P.E) and kinetic energy (K.E) at the halfway point;P.E = mg(¹/₂h)
P.E = (2)(9.8)(¹/₂ x 20)
P.E = 196 J
K.E = ¹/₂mv²
where;
v is velocity of the rock at the halfway point = 14 m/s
K.E = ¹/₂(2)(14)²
K.E = 196 J.
How many neutrons are in He
Which of the following states that energy cannot be created or destroyed?
Answer:
germany
Explanation:
Which one is true ?????
Answer:
b. horizontal distance/time graph
Explanation:
d is incorrect because object is moving at the same pace the entire time
what is the kinetic energy of an object that has a mass of 12 kg and moves with a velocity of 10 m/s
Answer:
600 J
Explanation:
The formula to find the kinetic energy of an object is [tex]\frac{1}{2}mV^2[/tex]
m = mass in kgV = velocity in m/sKE is measured in Joules just as all other forms of energy.Now, let's plug in the variables we're given and simplify.
[tex]\frac{1}{2}(12)(10)^2[/tex] [tex]\frac{1}{2}(12)(100)[/tex] [tex](6)(100)[/tex] [tex](600)[/tex]Thus, the answer is 600 Joules.
Question #1
Given the free body diagram below, which direction will the object accelerate? Assume that the length of
Fair is the same as Fapp.
Given the diagram provided, we can confirm that the object will accelerate in a downward direction.
Why will it accelerate downwards?The free-body diagram shows us the forces that are acting on this object. Through this diagram, we can see that the forces on the left and right of the object are balanced, meaning that there will not have movement in either of these directions.
The diagram shows that the downward force being applied is not balanced by an opposite force, so the object will accelerate in this direction.
Therefore, we can confirm that object will accelerate in a downward direction due to its downward force not being balanced by an opposing force.
To learn more about balanced forces visit:
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Assuming that (1) the solar luminosity has been constant since the Sun formed, and (2) the Sun was initially of uniform composition throughout, as described by Table 9.2, estimate how long it would take the Sun to convert all of its original hydrogen into helium. [Hint: Calculate the mass of hydrogen in the sun and then divide it by the rate of hydrogen fusion]
Based on the mass and luminosity of the Sun, the time required to convert of its original hydrogen into helium is 7.505 × 10^10 years.
What is nuclear fusion?Nuclear fusion is the process whereby nucleus of lighter atoms are fused together to produce heavier atoms with the release of large amounts of energy.
Nuclear fusion occurs at the core of the sun where four hydrogen atoms are fused to form one helium atom with the release considerable energy, and this is known as hydrogen fusion.
The mass of the Sun = 2.0 × 10^30 kg
The Sun’s hydrogen mass is 0.71 × 2.0 × 10^30 kg = 1.42 × 10^30 kg.
The Sun converts 6 × 10^11 kg of hydrogen into helium per second.
Time required to convert all of the Sun's hydrogen to helium = 1.42 × 10^30 kg/6 × 10^11 kg/s
Time required = 2.367 × 10^18 seconds
Converting to years:
3.154 × 10^7 seconds = 1 year
2.367 × 10^18 seconds = 2.367 × 10^18 seconds * 1 year/3.154 × 10^7 seconds
Time required = 7.505 × 10^8 years
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A car starts from rest and travels for 5.0 s with a constant acceleration of
-1.5 m/s. What is the final velocity of the car? How far does the car travel
in this time interval?
Explanation:
Explanation:
If an object having initial velocity
uExplanation:
If an object having initial velocity
u
is applied an acceleration of
a
for
t
time, its final velocity
v
is given by
v
=
u
+
a
t
and distance covered
S
is given by
S
=
u
t
+
1
2
a
t
2
.
We have
u
=
o
(as the object starts from rest),
t
=
5
sec., and acceleration
a
=
−
1.5
m
sec
2
.
Hence final velocity
v
=
−
1.5
×
5
=
−
7.5
m
sec
.
Distance covered
S
=
1
2
×
(
−
1.5
)
×
5
2
=
−
18.75
m
.
Minus sign indicates that acceleration is in reverse direction.
is applied an acceleration of
a
for
t
time, its final velocity
v
is given by
v
=
u
+
a
t
and distance covered
S
is given by
S
=
u
t
+
1
2
a
t
2
.
We have
u
=
o
(as the object starts from rest),
t
=
5
sec., and acceleration
a
=
−
1.5
m
sec
2
.
Hence final velocity
v
=
−
1.5
×
5
=
−
7.5
m
sec
.
Distance covered
S
=
1
2
×
(
−
1.5
)
×
If an object having initial velocity
u
is applied an acceleration of
a
for
t
time, its final velocity
v
is given by
v
=
u
+
a
t
and distance covered
S
is given by
S
=
u
t
+
1
2
a
t
2
.
We have
u
=
o
(as the object starts from rest),
t
=
5
sec., and acceleration
a
=
−
1.5
m
sec
2
.
Hence final velocity
v
=
−
1.5
×
5
=
−
7.5
m
sec
.
Distance covered
S
=
1
2
×
(
−
1.5
)
×
5
2
=
−
18.75
m
.
Minus sign indicates that acceleration is in reverse direction
5
2
=
−
18.75
m
.
Minus sign indicates that acceleration is in reverse direction.
In scientific terms, anything that represents something else is called a
O theory
O model
O hypotnesis
O chemical bond
Is this an example of outline??And why?
Answer:
Yes
Explanation:
You included all the stages of matter and described each of them. You're outlining their properties and you've created a clear diagram (and by diagram I mean chart) of solids, liquids, and gas.
How does the evolutionary process contradict the second law of thermodynamics?
i need help question confuseing
Answer:
could you tell me what the question is pls, that way I can help you
Explanation:
The pressure on a volume of liquid V = 1.0 mº at the surface is approximately equal to the atmospheric pressure Patm = 1.00 x 105 N/m2. If this volume of liquid is now
placed at a depth where the pressure is P = 2.30 x 10' N/m², what will be the change in volume of the liquid (in mº)? The bulk modulus of the liquid is 8.0 x 100 N/m².
(Include the appropriate sign with your answer.)
m
Additional Materials
Answer:-2.86*10⁻⁴
Explanation: Use the equation change in volume = (change in pressure * original volume) / Bulks Modulus. ΔV = (-Δp*V₀) / B
Plugging in your numbers, you should get ΔV = (-2.29*10⁷*1) / (8*10¹⁰) = -2.86*10⁻⁴
ΔP = P₂-P₁ ----> ΔP = 2.30*10⁷ - 1.00*10⁵ = 2.29*10⁷
why is electromagnet are called temporary magnet
pls its urgent
Answer: because when you remove the battery, the the magnet no longer has electricity flowing through it, therefore the magnetic field disappears. Thats why its called a temporary magnet
Explanation:
what force is required to acceleration a body with a mass of 32 kilograms at a rate of 12 m/s
Answer:
384 N
Explanation:
F=m×a
F= ?
m= 32kg
a= 12m/s
32×12 = 384 N
N is newton's
hope this helps
right answer gets brainliest, wrong answer gets ignored
The star Sirius has a temperature of 10,700 degrees Celsius and has a luminosity of 23 solar luminosity units. At which letter on the HR Diagram would you place Sirius?
Answer:
A
Explanation:
Because A looks like it's in the 10,700 degree area and also in the 23 luminosity area.
)Which will likely produce a greater amount of static charge: a wool sweater worn under a cotton jacket, or a wool sweater worn under a rubber rain coat? Why?
A wool sweater worn under a cotton jacket produces more static charges.
What is static charge?Static charge is an imbalance of electric charges within or on the surface of a material or between materials.
Static charges can be produced by two materials together (friction method).
A wool sweater worn under a cotton jacket (in the absence of lubricant like water) creates friction which enables more static charge to be produced.
Thus, a wool sweater worn under a cotton jacket produces more static charges.
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The mass of an empty density bottle is 2 g. Its mass when filled with water is 4.0 g and 6.0 g when filled with liquid X. Calculate the density of liquid X if the density of water is 1,000 kgm-3.
Answer:
density of liquid x = 2000kg/m3
Explanation:
mass of water = mass of bottle with water - mass of bottle
mass of water = 4g - 2g
mass of water = 2g
mass of liquid x = mass of bottle with liquid x - mass of bottle
mass of liquid x = 6g - 2g
mass of liquid x = 4g
since the mass of liquid x is double the mass of the water and the volume of the bottle is the same, the density is doubled
density of liquid x = 1000kg/m3 • 2
density of liquid x = 2000kg/m3
The speed of sound is measured to be 336 m/s on a certain day. What is this measurement in kilometers per hour
Answer:here’s how you do it
Explanation:
i need help on a english book report
Answer:
I can help, but
Explanation:
Where is the question?
As an object falls the gravitational potential energy of the object is converted into ?
Answer:
the gravitational potential energy is converted to kinetic energy
Explanation:
Because the conversation of the energy as a tool permits the calculation of the velocity just before it hits the surface
Calculate: a student lifts an apple to a height of 1 m. The apple weighs 1 N. How much work does the student do on the apple? Type out your calculations
Answer:
1J
Explanation:
Work done = force × distance
1 × 1 = 1
Work done = 1J
J = Joules