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Physics
Page 99
Questions (147,412)
I just need to clarify something in my mind- I look at a graph and the position changes from 3 to 8 over a ten second interval,
1 answer
asked by
Joel
351 views
2D Displacement:
Particle moving, V(naught) 6.5 m/s(i-hat), -2.5 m/s(j-hat) arrow above V(naught) pointing in positive x
1 answer
asked by
John
428 views
I'm shown a graph with position on the y axis and time on the x axis. The question is what is the total displacement during the
3 answers
asked by
JulieAnne
400 views
if the speed of a moon car is .124 miles/second. How long, in minutes, would it take the moon car to go 5 kilometers.
3 answers
asked by
Pat
341 views
The diameter of some celestial body is 3080 km. What is the volume of this body?
_____m3 How many of these celestial bodies would
1 answer
asked by
Lisa
381 views
The problem contains graphics that I don't know how to show other than in an image format:
h t t p : / / b i t . l y / c D H P V
1 answer
asked by
URGENT
348 views
Determine the percent uncertainty in È, and in sin È, when (a) È = 15.0° + 5°, (b) È = 75.0° + 5°
1 answer
asked by
Tom
384 views
What average force is required to stop an 1700 car in 7.0 if the car is traveling at 75 ?
1 answer
asked by
Ariel
387 views
Convert 341 m/s into km/h. (I have to leave the final answer to the correct number of digits according to the certainty rule for
1 answer
asked by
Emily
406 views
In what direction does the force of mass point?
I say - Always away towards the center of the circular path In what direction
3 answers
asked by
Jim
354 views
A golf ball is chipped at an angle of 37 degrees and with a speed of 13.5 m/s. How far does it travel to the nearest tenth of a
1 answer
asked by
G
309 views
You will spend 177 days in this class. How many seconds will you spend in this class? (5.31x10^5s)
5 answers
asked by
Anonymous
398 views
A baseball just clears a 3.0m tall wall positioned 120m from home plate. If the ball left the bat 1.2 m above the ground at an
1 answer
asked by
Makenzie
414 views
This is a two-dimensional kinematics question:
A particle's position coordinates (x,y) are (2m, 3m) at t=0; (6m, 7m) at t=2s, and
1 answer
asked by
Anonymous
389 views
What is the relationship between velocity, acceleration, mass and force?
1 answer
asked by
Jim
279 views
In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are
1 answer
asked by
Jim
351 views
In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are
1 answer
asked by
Jim
269 views
In an experiment to explore the nature of the relationships between velocity, force, and acceleration, what important issues are
1 answer
asked by
Jim
347 views
Vector A is directed along the positive y-axis and has magnitude sqrt 3.0 units. Vector B is directed along the negative x-axis
1 answer
asked by
Tammy J
467 views
How do we prove that the displacement for a trip is equal to the sum of the dispalcements for each leg of the trip?
1 answer
asked by
Tammy J
298 views
To get to a concert on time, Dakota has to drive 122 miles in 2.00 hrs. (a) if he drove at an average speed of 55.0 mi/hr in a
1 answer
asked by
Dakota S
382 views
A relay race is run along a straight line track 300.0 m long running south to north. 1st runner - starts at the South end of the
2 answers
asked by
Kayla
796 views
PLEASE HELP!!
The x and y cooridinates of an object are given by x(t) = (10 m/s)t + (5 m/s2)t2 + (3 m/s3)t3 y(t) = (20 m/s)t -
1 answer
asked by
Indira
360 views
at what velocity would a snowball melt before it hit the wall at 32 degrees?
1 answer
asked by
brian
286 views
A student travels 6.0 m [E] in 3.0 s and then 10.0 m [N] in 4.0 s.
Draw a vector diagram to determine the resultant displacement.
1 answer
asked by
Emily
371 views
Given VectorA=12i+7j-5k and Vector B= 2i-4j+3k
1)Find angle theta between vector A and vector B? 2)Fine VectorB x VectorA How
1 answer
asked by
Rima
419 views
Is there something that there is a googol of?
1 answer
asked by
lola
331 views
If you are 2.0 s from being directly under a window that is 11 m above the sidewalk your standing on, and someone throws a water
1 answer
asked by
Bird
380 views
I have a problem with an atwood's machine problem. i have three tensions where T1 and T2 are on the left and T3 is on the right.
1 answer
asked by
Josh
358 views
What is the difference between 110, 220 and 440 volts. How does amperage play a role with voltage
1 answer
asked by
Jim
349 views
What is Ohm's law. Why is it a law and not a theory
1 answer
asked by
Jim
310 views
2)How to find the magnitude of change in velocity given the angle substended @ and velocity v and find the time taken to travel
1 answer
asked by
Lew
293 views
I have already solved 2 out of 3 questions:
Your spaceship lands on an unknown planet. To determine the local value of g, you ask
1 answer
asked by
.
355 views
Can the average velocity of any trip be greater than the average speed of the trip? Explain.
1 answer
asked by
Emily
334 views
A 48V battery delivers power to a golf cart. The golf cart drives for 45 seconds while the batteries deliver 12A of current.
How
3 answers
asked by
Phil
422 views
What is the period of the minute hand of a clock?
1 answer
asked by
Noelle
366 views
Three Coulombs of charge flow through a wire in 150 ms.
If the current ceases to flow (goes to zero Amps) for the following 850
1 answer
asked by
Bobby
404 views
a)Why is it more important for an aircraft pilot to know the wind velocity than the wind speed?
b)Why is it more important for
3 answers
asked by
Emily
420 views
A nuclear power plant generates (output) 500 mw. It is 34% efficient. The waste heat going in the Connecticut River with an
1 answer
asked by
Aaron
427 views
A ball thrown into the air lands 38 m away 2.4 s later. Find the direction and magnitude of the initial velocity.
1 answer
asked by
Rita
333 views
h t t p : / / b i t . l y / 9 S F F F o
a) What is the minimum value of F needed to move the two blocks? b) If the force is 10%
1 answer
asked by
John
298 views
Absolute temperature is proportional to the average kinetic energy of the atoms. True or false?
1 answer
asked by
Rissa
354 views
What is the period of the minute hand of a clock?
1 answer
asked by
Amy
383 views
On a supermarket parking lot, a car is pulling out and bumping into an oncoming car. The car pulls out with 0.8 m/s, while the
1 answer
asked by
Holly J
391 views
A frog with a mass of .14kg jumps by extending its legs 13.5cm, starting from rest in a time period of 112ms. What is the
1 answer
asked by
Meg
434 views
Dini is riding her bike eastward at a constant 9.5 m/s when a car pulls out of a side street a short distance in front of her.
1 answer
asked by
Emily
327 views
You push your couch a distance of 3.8 m across the living room floor with a horizontal force of 180.0 N. The force of friction
2 answers
asked by
Gina
633 views
A particle of mass m is subjected to a force acting in the x-direction.
Fx = (3.2 + 0.55x) N. Find the work done by the force as
1 answer
asked by
Gina
665 views
An ideal spring has the spring constant k = 464 N/m. Calculate the distance this spring must be stretched from its equilibrium
1 answer
asked by
Gina
351 views
two long separated friends, june and bill, spot each other in an airport terminal from a distance of 25m. they start to run
1 answer
asked by
Sam
394 views
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