Answer: I didn't see a difference because the large ball's vertical displacement and velocity are the same as the small one's.
Explanation:
A baseball is thrown a distance of 20 meters. What is its
seconds to cover the distance?
speed if it takes 0.5
Answer:
I want to say 10 seconds but im not 1000% sure
Answer:
Average speed= distance traveled/ time taken.
Explanation:
You shouldn't need any formula, just use common sense. You dummy. It goes 20m 10h half a sec. DUH!!!
A batter pops a ball straight up (a) If the ball returns to the height from which it was hit 4.5 s later, what was its
initial speed? (b) Does the ball reach its maximum height 2.25s after it was hit, more than 2.25s after it was hit, or
less than 2.25s after it was hit? Explain. (c) Find the maximum height of the ball, as measured from the point
where it was hit.
Answer:
it depends on how hard and fast he hit the ball a baseballs terminal velocity, a baseball can reach a velocity of around 95mph
How far will Julie travel if she moves at a speed of 7 meters per second for 20 minutes?
PLZ FAST Scientific knowledge is both long lasting and always _______.
changing
non-observable
permanent
untestable
Ice floats on water.
Answer:
Yeah ice floats on water.
Observation
Example in those areas were ice is found like Antarctica ice is found on top of water.
Q. What is weak nuclear force?
Weak interaction, also called weak force or weak nuclear force, a fundamental force of nature that underlies some forms of radioactivity, governs the decay of unstable subatomic particles such as mesons, and initiates the nuclear fusion reaction that fuels the Sun.
.
Give two example of bodies that you see in daily lives,which are streamlined to reduce friction
Answer:
1) ironing a shirt 2) writing on surfaces 3) working of an eraser
Another 100 points time is running out this has to be correct! Correct answer gets brainiest! Hurry!
Answer:
I think it is 30km/hr ooh
Peter drives 150 meters in 18
seconds. Assuming he does not speed
up or slow down, calculate his speed.
[tex] \large \mathfrak{Solution : }[/tex]
Distance = 150 meters
Time = 18 seconds
Speed :
[tex] \dfrac{distance}{time} [/tex][tex] \dfrac{150}{18} [/tex][tex] \dfrac{25}{3} [/tex][tex]8.33 \: \: m/s[/tex]Help pleaseeee!! if correct i’ll give brainliest
Answer:
14.35
Explanation:
25.5 m/s - 11.15 m/s = 14.35 m/s
2. CHARLES MANSON WAS DIAGNOSED WITH
PERSONALITY DISORDER.
10 points
(A)NARCISSISTIC
(B) BIPOLAR
(C)ANTI-SOCIAL
(D)BORDERLINE
O Other
Answer:
The answer is C. anti social
Explanation:
Hope that helps!
kể tên các đại lượng vật lý đã học cho đến lớp 10???
Answer:
B. bisector of an angle.
The angle of reflection is equal to the angle of incidence……….. [ ] A) always B) sometimes C) never D) under special conditions
Answer:
A) alwaysthis is ur answer
According to the law of conservation of energy, which statement must be
true?
A. Energy that is transformed is neither destroyed nor created.
B. Energy can change only from nuclear to chemical.
C. There is only one form of energy.
D. The total energy in a system can only increase over time.
Answer:
i hope it will help you
THANK YOU
Explanation:
thank you
PLEASE HELP AM GIVING 20 POINTS A worker in a factory has discovered a material that is confusing. It can be stored in a container but can also flow from one container to another. It forms powder after some time. The worker is confused and does not know which state of matter it belongs. As a student of Physics, prepare a message that will help the worker in the factory to properly classify the substance in the right state of matter.
The factory worker need to know is the state of the material at room temperature and atmospheric pressure.
Matter is anything that has mass and occupy space. Everything around is composed of matter. The material can easily be classified by considering the state of matter in which the material is found at room temperature and atmospheric pressure.
Hence, all the factory worker need to know is the state of the material at room temperature and atmospheric pressure. This will tell us whether it is a liquid, solid or gas.
Learn more about states of matter: https://brainly.com/question/9402776
If I am trying to test which brand of battery lasts the longest, what is my independent variable? My dependent variable?
Answer:
• Independent - brands of battery• Dependent - how long is time that the battery will lastExplanation:
Independent variable is the one you manipulate.Dependent variable is the one that you observe.4.
Which of the following statement is correct
The density of an object does not remains same if we take small quantity of that substance.
The density of an object remains same irrespective of its shape, size and quantity.
The density of an object does not remains same irrespective of its shape and size.
The density of an object remains same only if its shape and size remains same.
The density of an object remains same irrespective of its shape, size and quantity.
Explanation:
Density is an intensive property. This means that regardless of the object's shape, size, or quantity, the density of that substance will always be the same. Even if you cut the object into a million pieces, they would still each have the same density. It is because density in an intensive property of matter.
please mark brainliest
A baseball player hits a ball out of the park and runs the bases which are 90 ft apart. What are the distance and displacement traveled?
Answer:
The distance is [tex]360[/tex] feet, and the displacement is [tex]0[/tex].
Explanation:
A baseball player hits a ball out of the park and runs the bases which are [tex]90[/tex] feet apart.
Distance [tex]=4(90)[/tex]
[tex]= 360[/tex] feet.
The displacement is [tex]0[/tex] since the player begins and ends at home plate.
Learn more about distance, refer :
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what happens to atoms as you move across the periods on the periodic table?
Applying the speed of Sound
Johnny was playing baseball with his friends and they noticed a bolt of lightning They heard thunder seven seconds
How far away is the storm?
meters
Answer:
2,317
Explanation:
on e
The width of the same paper (given in question1) is measured 3 times using a ruler marked with
1mm increments to give values of w= 210 mm, 211 mm, 208 mm for three measurements. What
value should be used for w? for Sw? Express your answer in the form w + Sw. Provide all steps of
your work in the provided box
Answer:
60
Explanation:
Tell me something about physical health ?
Hello!
Answer:
Regular physical activity in life improves strength and endurance, helps build healthy bones and muscles, helps control weight, reduces anxiety and stress, increases self-esteem, and it can improve blood pressure and cholesterol levels.
Hope this help<3
A stone falls from the top of a building and hits the ground at a speed of 32 m/s.
The air resistance force on the stone
is very small and may be neglected.
Calculate the time of fall.
Answer:
Explanation:
first you would need the height of the building in meters then using the formula calculate 32 m/s ÷ the height of the building in meters and you will get your answer
A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up. What law od motion is it?
Audent se when the stone me themelo CD The student semblance theo of the a) 2 shows the rings to them and 52.00 450 Mao Mass of Flo.2.1 Record the mass shown by the balance in Table 21 Table 2.1 object mas volumelom density in g/cm A 131 25 10.1
Answer:huh
Explanation:
How does the distance traveled by the coin compare to its displacement after ten flips?
Answer:
To calculate displacement, simply draw a vector from your starting point to your final position and solve for the length of this line. If your starting and ending position are the same, like your circular 5K route, then your displacement is 0. In physics, displacement is represented by Δs.
Explanation:
hope helps
Which is an example of an exothermic process?
A.
splitting of water molecule
B.
formation of glucose from carbon dioxide
C.
condensation of steam
D.
cooking of an egg
E.
evaporation of water
Answer:
i think answer is c
Explanation:
as formation water from steam condensed release heat
else all need heat
A hard drive has 250 gigabytes of storage?
How much does it have measured:
a. In terabytes?
b. In microbytes?
Below you will see diagrams showing a trip taken by Fred and a trip taken by Frank. For each person, find their distance, displacement, average speed, and average velocity from A to B. Each square is 10 meters wide, and use words like north, south, east, and west for direction.
The first thing Fred did was go south for 4 seconds. If he wanted to cut his average speed in half, how long should that southward motion last (assuming the other two motions happen in the same time as shown)? Explain your reasoning.
Would this amount of wait-time also have halved his average velocity?
Part A
The completed table of values of the motion of Fred and Frank are;
[tex]\begin{array}{|l|c|c|}&\mathbf{Fred's \ Trip}&\mathbf{Frank's \ Trip}\\\mathbf{Distance}&150 \, m&120 \, m\\\mathbf{Displacement}&30 \, m&50 \, m\\\mathbf{Average \ Speed}&15 \, m/s&10 \, m/s\\\mathbf{Average \ Velocity}&3 \ m/s&4.1 \overline 6 \, m/s\end{array}\right][/tex]
Part B
The time the southward motion should last is 14 seconds
The reason the above values are correct is as follows;
The total distance is given by summing the length of the sides of the square that lay along the path
Known parameters:
For Fred's Trip, we have;
Distance = 60 meters South + 30 meters East + 60 meters north = 150 meters The total distance = 150 meters
Required:
The displacement = 30 meters East
Average speed = Total distance/(Total time)
Total time = 4 sec + 3 sec + 3 sec = 10 sec
Average speed = 150 m/10 sec = 15 m/s
Average velocity = Displacement/Total time
Average velocity = 30 m/10 sec = 3 m/s
Known parameters:
For Frank's Trip, we have;
Distance = 30 meters North + 60 meters East + 30 meters south = 120 meters
The total distance of Frank's trip = 120 meters
Required:
The displacement = 50 meters East
Average speed = Total distance/(Total time)
Total time = 5 sec + 5 sec + 2 sec = 12 sec
Average speed = 120 m/12 sec = 10 m/s
Average velocity = Displacement/Total time
Average velocity = 50 m/12 sec = 4.1[tex]\overline 6[/tex] m/s
Therefore, we have;
[tex]\begin{array}{|l|c|c|}&\mathbf{Fred's \ Trip}&\mathbf{Frank's \ Trip}\\\mathbf{Distance}&150 \, m&120 \, m\\\mathbf{Displacement}&30 \, m&50 \, m\\\mathbf{Average \ Speed}&15 \, m/s&10 \, m/s\\\mathbf{Average \ Velocity}&3 \ m/s&4.1 \overline 6 \, m/s\end{array}\right][/tex]
To reduce his speed in half, we have;
New average speed, s₂ = s₁/2
∴ s₂ = (15 m/s)/2 = 7.5 m/s
Let x represent the time for the southward motion, we have;
(150)/(6 + x) = 7.5
(6 + x) × 7.5 = 150
x = (150 - 7.5×6)/7.5 = 14
Therefore, the time for the southward motion should last for 14 seconds
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quanto e 384400 convertido em ua
Answer:
Eu não sei
Explanation: