Answer: 2 blocks east if i'm not mistaken.
Hi, I don't really know I just guessed.
Answer:
direction
Explanation:
You place a drop of blue food coloring in a cup of cold water and another drop of food coloring in a cup of hot water. Which observation is correct and why? A The food coloring in the hot water will spread more slowly than in the cold water because water molecules move more slowly when hot. B The food coloring in the hot water will spread more quickly than in the cold water because water molecules move more quickly when hot. C The food coloring in the cold water will spread more quickly than in the hot water because water molecules move more quickly when cold. D The food coloring in the cold water will spread at the same rate at the food coloring in the hot water because water molecules at any temperature move at the same rate.
Answer:
B food coloring will move quicker in hot water because the molecules move faster when they are hot
Explanation:
SCIENCE! aaaaand my physics text book
Option B is correct: The food coloring in the hot water will spread more quickly than in the cold water because water molecules move more quickly when hot since they have more kinetic energy.
Kinetic energy of the molecules:According to the question, we place a drop of blue food coloring in a cup of cold water and another drop of food coloring in a cup of hot water and then observe the spreading of the blue color in both the cups.
Option B will be correct because the kinetic energy of the molecules of a gas or a liquid is directly proportional to the absolute temperature of the gas or the liquid.
High kinetic energy means that the molecules will have higher velocity, which will make it easier for any solvent to dissolve in water since it will spread faster.
So the cup which has water at a higher temperature will have a faster spread of the food coloring.
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can you please help me?
Answer:
Iron, You're Welcome :)
Answer:
iron
Explanation:
What is the end product of mitosis?
A. Four gametes
B. Two identical nuclei
C. One complete zygote
D. A cell with one set of chromosomes
Answer:
It is B
Explanation:
I did the test
From the given options, the end product of mitosis is Two identical nuclei (option b)
Mitosis is a fundamental cellular process that occurs in somatic (non-reproductive) cells, aiming to create two genetically identical daughter cells from one parent cell. It consists of several stages: prophase, metaphase, anaphase, and telophase.
During prophase, the chromatin (a combination of DNA and proteins) condenses into visible chromosomes, and the nuclear membrane disintegrates. In the subsequent stage, metaphase, the chromosomes align at the cell's equator, ensuring each daughter cell receives an equal number of chromosomes.
Next comes anaphase, where the paired chromosomes are pulled apart and move towards opposite poles of the cell. The final phase, telophase, involves the formation of two separate nuclei around the separated chromosomes.
At the end of mitosis, the single parent cell has divided into two genetically identical daughter cells, each containing a complete set of chromosomes. These daughter cells are fully functional and capable of carrying out their specific tasks within the organism.
So, the correct Answer: B. Two identical nuclei.
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how much work is done by a person if he stand carrying a load of 50 kg at the height of 1 metre
Please help me out if you want brainliest !!!!! ASAP easy
Answer:
Road A = 8 meters Wet
Road B = 2 meters Muddy
Road C = 12 meters Dry
Explanation:
Guys plz help answer this!!!!
Question 1) For resonance to occur, the object must experience a frequency equal to its what?
natural frequency
period
wavelength
amplitude
Question 2) What variable affects the natural frequency of an organ pipe?
pipe width
pipe length
pipe area
pipe use
Question 3) Resonance in air columns is used in which of these musical instruments?
violin
trumpet
drums
guitar
Question 4) Which term describes the number of crests that pass a point in a given amount of time?
wave speed
frequency
wavelength
period
Queston 5) Which of the following is the human ear able to detect?
dog whistle
sonar
ultrasound
musical note
Explanation:
Note that resonance can only occur when the natural frequency is greater than the damping rate, multiplied by the square root of 2. If the damping is too large, then resonance cannot occur.
A storage tank contains a liquid at depth y where y=0 when the tank is half full. liquid is withdrawn at a constant flow rate q to meet demands. the contents are resupplied at a sinusoidal rate 3qsin2(t). the equation can be written for this system as the
Answer:
y(t) = [tex]\frac{3Q}{2A} ( t - 1/2 sin2t ) - \frac{Q}{A} t + C[/tex]
Explanation:
Given data :
storage tank contains a liquid at depth ; Y
when tank is half full ; y = 0
flow rate = q
sinusoidal rate = 3Q [tex]sin^{2} (t)[/tex]
Determine how the equation can be written for this system
solution is attached below
note ; from the question it can be seen that the surface area ( A ) is constant
You are a medical student who has been instructed to make a transverse Cut through the abdomen.Calling through the abdomen in which direction will accomplish your goal
If 150 G of wood started Burning, and 30 G of wood ash was left behind, how many grams of CO2 to gas was released
Long question good luck:)
What is the voltage drop across the 10.0 Ω resistor?
Answer:
its 120 C
Explanation:
its 120 C
The voltage drop across the 10.0 Ω resistor is c)120V
What is voltage drop in a circuit ?Voltage drop is the decrease of electrical potential along the path of a current flowing in an electrical circuit.
since , all three resistors 10Ω , 20 Ω and 30Ω are in series combination
this implies that voltage drop across each resistor will be same as the total voltage drop in the circuit because in parallel combination voltage remain same in the circuit buy current get divided in each branch
hence , the voltage drop across the 10.0 Ω resistor = 120 V
correct answer c) 120 V
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Critical Thinking Questions - Part II
1. Restate Newton's first law in terms of (a) acceleration and (b) change in velocity.
Anyone please help ASAP?????
Answer:
An object will continue in its state of motion unless an unbalanced
force is acting on it.
As stated in the first law, the presence of an unbalanced force will accelerate an object - changing either its speed, its direction, or both its speed and direction.
Explanation:
Look at my comment I think it would help.
A physics student predicts based on the conservation of energy that if a pendulum is released from a height that it will
return to the same height. If the student tests this hypothesis, explain what will happen and why?
A)
The pendulum is a closed system and will return to the same height
because of the conservation of energy. B)The pendulum is an open system will not return to the same height
because the conservation of energy does not apply.
C)
The pendulum is a closed system and will not return to the same height
because the potential energy will be transformed into kinetic energy.
D)The pendulum is an open system will not return to the same height
because of some energy is transformed into heat and absorbed by the
surroundings.
Answer:
It’s D
Explanation:
Because I took the USA test prep and got it right
which is the smallest particle containing the same characteristics for a compound?
Answer:
A compound is a substance that consists of two or more elements in a unique composition. The smallest particle of a compound is called a molecule. Chemical bonds hold together the atoms of molecules
What is the power of a crane that does 5.60 kJ of work in 2.80 s?
Answer:
I don't understand what is a power cane??
Calculate the lateral displacement of a ray of light incident at an angle of 30o on a parallel – sided block of glass of thickness 40.0 mm and refractive index 1.6.
Motion and force of physics. Plz answer.
Explanation:
a. " for every action there is an equal and opposite reaction".
b. The electric fan does not stop moving just after the switch turns off because of rational inertia force.
c. The force applied to first vehicle is 120N.
d. In my view it doesn't support the law of conservation of momentum. Momentum of 1 and 2 object before the collision is equal to the total momentum of two object after collision.
A 125 N box is being raised from the ground floor and accelerating due to a 175 N force. Identify all the forces and find the Net Force.
Answer:
Fn = 50 N
Explanation:
Net Force
The net force is the sum of all the forces acting on an object.
When all the forces act in a single line, the direction of the forces is given by their signs. Positive signs are assumed to be up and left on both axes.
The box being raised by a force has a weight of W=-125 N. The negative sign indicates the weight points down. The accelerating force goes up and its value is F=175 N. The positive sign indicates this force pushes the box up.
The forces acting on the box are:
The weight W=-125 N
The accelerating force F=175 N
The net force is
Fn = W + F = -125N + 175 N
Fn = 50 N
4. Density is a property of all matter.
True
False
Neither true or false due to lack of information
OC -5.9 m/s
2. A driver of a car traveling at 15.0 m/s applies the brakes, causing a
uniform acceleration of -2.0 m/s". How long does it take the car to
accelerate to a final speed of 10.0 m/s?
Answer:
2.5 s
Explanation:
The formula for acceleration is ;
a= v₂-v₁ / t
where ;
a= acceleration = -2 m/s²
v₂= final velocity = 10 m/s
v₁ = initial velocity = 15 m/s
t= time taken for the car to accelerate = ?
Applying the values in the formula as;
a= v₂-v₁ / t
-2 = 10 - 15 / t
-2t = -5
t= -5/ -2
t= 5/2 = 2.5 s
A ball is released from a hot air balloon moving downward with a velocity of
-10.0 meters/second and a height of 1,000 meters. How long did it take the ball to reach the surface of Earth? Given: g = -9.8 meters/second2.
A
11.2 seconds
B.
12.1 seconds
C.
13.3 seconds
D.
13.5 seconds
E.
14.2 seconds
Which two elements have similar properties and 8 electrons in their outermost shells?
A. Chlorine and bromine
B. Calcium and strontium
C. Nitrogen and phosphorus
D. Argon and krypton
** THE ANSWER IS D **
Answer:
D
Explanation:
their octet is complete they don't react with any thing
Argon and krypton have similar properties, and they have a complete octet, which means that they do not react with anyone. Hence, option D is correct.
What are inert gases?The phrase "inert gas" is a bit misleading because, in some circumstances, these gases can really be reactive. As a result, these gases are typically referred to as noble gases in the context of chemistry and materials science.
The term "noble" has historically been used in chemistry (and earlier in alchemy) to characterize the resistance of some metals to chemical reaction, and the term "noble gas" denotes the same resistance.
Helium (He)Neon (Ne)Argon (Ar)Krypton (Kr)Xenon (Xe)Radon (Rn)These are the inert gases which are mentioned in the periodic table.
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PLEASE
HELP!!!
Jacob and Matthew are pulling a 20 kg box filled with chocolate along the ground, while Savannah is trying to pull it back in the other direction. Jacob is pulling with 50 N, Matthew with 40 N, and Savannah is pulling with 60 N in a negative direction. Draw an FBD; it should have 5 forces on it. Find the net Force. Then calculate the acceleration of the box. Lastly, calculate the acceleration if Mathew decides to run for his life and stop pulling.
Explanation:
N/B: Please see attached a rough sketch of the free body diagram for your reference.
From the diagram, the weight W is acting downward and the resultant R is in the positive direction
Given data
mass m=20kg
Forces
Jacob is pulling with 50 N,
Matthew with 40 N, and
Savannah is pulling with 60 N in a negative direction
Required
The net force
Net force= 50+40-(60)
=90-60
=30N in the possitive direction(in Jacob and Mathew's direction)
we know that F=ma
a=F/m
a= 30/20
a=1.5m/s^2
if Mathew decides to run for his life and stop pulling the net force will be
Net force=50-60=-10N (in Savannah's direction)
a=F/m
a=10/20
a=0.5m/s^2
Qui:
3
A fish is swimming forward in the ocean. Which of the following is accurate of the forces
between the fish and the water?
mplete
out of
ove flag
Select one:
O a. The force of the fish's tail on the water is less than the force of the water on the fish's
tail
11
O b. The force of the fish's tail points back while the force of the water points forward
Finis
O c. The force of the fish's tail on the water is greater than the force of the water on the fish's
tail
Time
O d. The forces of both the fish's tail and the water point in the same direction
Check
aus page
Next page
Answer:
O c.the force of the fish tail on the water..........
A car traveling at 25 m/s speeds up to 30 m/s over a period of 5 seconds. The average acceleration of the car is?
Answer:
a= 1 m/s^2
Explanation:
Average acceleration can be found by dividing the change in velocity by the time.
a= ΔV/t
The change in velocity is the difference of the final velocity and initial velocity.
ΔV= final velocity - initial velocity
The final velocity is 30 m/s and the initial velocity is 25 m/s
ΔV= 30 m/s- 25 m/s
ΔV= 5 m/s
The time is 5 seconds.
Now we know the two values.
ΔV= 5 m/s
t= 5 s
Substitute the values into the formula.
a= 5 m/s / 5 s
Divide.
a= 1 m/s/s
a= 1 m/s^2
The average acceleration of the car is 1 meter per second squared.
Calculate Vector component in Y if the hypotenuse is 32 and angle is 45
Answer:
The correct option is;
c. 22.6
Explanation:
The given parameters are;
The hypotenuse of the vector = 32
The angle of the vector = 45°
Therefore, the vector component in the y-axis is given as follows;
[tex]v_y = v \times sin(\theta)[/tex]
Substituting the values from the question gives;
[tex]v_y = 32 \times sin(45^{\circ}) \approx 22.6[/tex]
The vector component in the y-axis, [tex]v_y[/tex], is approximately 22.6.
Someone please do this ! ASAP I’ll give brainliest!
Answer:
The first law, an object will not change its motion unless a force acts on it.
The second law, the force on an object is equal to its mass times its acceleration.
The third law, when two objects interact, they apply forces to each other of equal magnitude and opposite direction.
Which boat experience the most force? *
Answer:
not sure u dont show anything??
Explanation:
Answer:
no idea
Explanation:
show how you would connect three resistors each of resistance 6 ohm so that the combination has a resistance of first 9 ohm second 4 ohm
Answer:
show how you would connect three resistors each of resistance 6 ohm so that the combination has a resistance of first 9 ohm second 4 ohm
Explanation:
please make me as brainlelist