Questions LLC
Login
or
Sign Up
Ask a New Question
Physics
Page 80
Questions (146,869)
Have any idea about a new instrument that can tell you how sound energy is transferred by waves? My teacher wants me to build
3 answers
asked by
sunrise_lover09
24 views
What causes the spinning rotor to spin?(1 point) Responses A turbine A turbine The transmission line The transmission line A
1 answer
asked anonymously
5 views
If cans of soda or place in the chest full of ice, does the coldness from the ice go into the soda or does the heat from the
3 answers
asked anonymously
9 views
Mrs. Burke’s physics class has 109
students, classified by academic year and major, as illustrated in the table. Mrs. Burke
1 answer
asked anonymously
21 views
● How does an object change motion?
1 answer
asked by
math man
3 views
Two samples of water are prepared, one with red food coloring and one with blue. When carefully combined, the red-colored water
1 answer
asked anonymously
5 views
A student fills a large container with cold water. He fills another, smaller container with hot water and red food coloring, and
1 answer
asked anonymously
6 views
Which statement describes the difference between mechanical and electromagnetic waves
1 answer
asked anonymously
7 views
How do electrons flow through an electric circuit?(1 point)
Responses The electrons flow out of the negative end of the battery,
3 answers
asked by
Potato
3 views
Shelly wants to find the speed that her dog can run. What should Shelly do?
* 1 point measure the time the dog runs measure the
1 answer
asked by
ur mum
7 views
The displacement of a particle with a mass of 325 g depends on time and is described by the function
x(t) = -6.0t3 + 4.0t2 - 13.
1 answer
asked by
Banya
3 views
A shot-putter puts a shot (weight =
71.1 N) that leaves his hand at a distance of 1.52 m above the ground. Find the work done by
1 answer
asked by
Banya
6 views
A gardener pushes a lawn roller through a distance of 20 m. If he applies a force of 20 N in a direction inclined at 60° to the
1 answer
asked by
Banya
4 views
Two forces act on a 4.5 kg block resting on a frictionless surface as shown in the Figure. What is the magnitude of the
1 answer
asked by
Banya
6 views
Equal forces that do not cause a change in an object’s motion
1 answer
asked by
you isn't getting my name
5 views
Unequal forces that cause a change in an object’s motion
1 answer
asked by
you isn't getting my name
8 views
A student used a video camera to record another student dropping a marble through water in a graduated cylinder. The students
1 answer
asked by
you isn't getting my name
5 views
In a vacuum, all electromagnetic waves have the same
: Responses amplitude. amplitude. speed. speed. wavelength. wavelength.
1 answer
asked anonymously
8 views
Marissa is learning about the unique properties of waves. She has learned that whenever the wavelength of a wave increases, the
3 answers
asked anonymously
9 views
A gas expands from I to F in the figure.
The energy added to the gas by heat is 468 J when the gas goes from I to F along the
1 answer
asked anonymously
6 views
Which of the following is true of frequency and volume?
Responses The frequency increases as the volume of sound increases. The
1 answer
asked by
~[Mocha]~
3 views
What does it mean that a material transmits waves?(1 point)
Responses Waves will bounce off the surface of the material. Waves
1 answer
asked anonymously
5 views
If a body maintains a constant change in its velocity in a given time interval along a straight line, then the body is said to
1 answer
asked anonymously
3 views
A mass is dropped from a height of 30m, and at the same time from ground level (and directly beneath the dropped mass), and
1 answer
asked by
Jenny
414 views
On a mass of 100 kg, a force of 120 N acts right and at an angle of 30 degrees to the horizontal. If the coefficient of sliding
1 answer
asked by
Tiff
431 views
Moving at 20 m/s , a remote controlled car of mass 1000kg hits a pile of sand and comes to rest in 10 s. Find the average force
1 answer
asked by
Abby
428 views
PLEASE HELP! I'm doing a physics demonstration, and in part of it I'm trying to explain why steel wool burns and normal steel
1 answer
asked by
Jo
420 views
A 0.525 kg ball starts from rest and rolls down a hill with uniform acceleration, traveling 154 m during the second 10.0 s of
1 answer
asked by
Josh
415 views
a ball of mass 0.2 kg, initially at rest, is kicked directly toward a fence from a point 20m away. The velocity of the ball as
1 answer
asked by
puff puff
616 views
What value of F can pull the 5.00 kg box at constant velocity up the incline plane if uk=0.25.
uk is coefficient friction 5.00 is
1 answer
asked by
Êæâù
393 views
A rocketship, travelling away from earth with a speed of 0.8c, sends regular radio signals which are received on Earth every
1 answer
asked by
Christine
395 views
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just
1 answer
asked by
Justin
425 views
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just
1 answer
asked by
Justin
429 views
A particle leaves its orgin with a velocity of 4 i m/s and a constant acceleration of (-2i + .5j) m/s^2. At the time the
1 answer
asked by
Bax
436 views
You throw a ball with a speed of 25 m/s at an angle of 40.0° above the horizontal directly toward a wall (Fig. 4-35). The wall
1 answer
asked by
chris
852 views
A__2Min.______B_____2Min.________C
This makes no sense to me. Can you amplify?
1 answer
asked by
Jimmy
280 views
A book whose mass is 3 kg is projected up a long 40 degree incline with an initial speed of 25 m/s The coefficient of kinetic
1 answer
asked by
Vv
348 views
A car weighing 9800 N moves around a circular track of 70 m in 60 s.
(a)
1 answer
asked by
Vv
369 views
A car weighing 9800 N moves around a circular track of 70 m in 60 s.
a. What is the speed or the car? b. What is the centripetal
1 answer
asked by
QT
404 views
A 69990 kg locomotive is traveling at 9.86 m/s when its engine and brakes both fail. How far will the locomotive roll before it
1 answer
asked by
Student
416 views
A spring is compressed .02m by a 0.5kg rock. The spring and rock are on a frictionless horizontal table.
a) If the spring has a
1 answer
asked by
Josiah
388 views
Explain how energy, time, and power are related.
1 answer
asked by
Anonymous
407 views
What quantitative information do you need to calculate each of the measurements of an object's motion
Displacement: Average
1 answer
asked by
Tpark
521 views
An enemy ship is on the east side of a mountainous island. The enemy ship can maneuver to within 2500 meters of the 1800 meter
1 answer
asked by
Bob
410 views
does anyone know what the rate of sound waves is for 12.6hz?
Never mind got it
1 answer
asked by
Harry
346 views
Newton showed that the motion of comets is controlled by gravitational attraction of gravity. Many comets move in elliptical
1 answer
asked by
Ishani
405 views
A 75 kg man on a 39kg cart traveling at a speed of 2.3 m/s. He jumps off with zero horizontal speed realative to the ground.
2 answers
asked by
Brian
466 views
A ball rolls off the edge of a balcony at 8.0 m/s. Find its speed after 3.8 s in the air. Use g = 10. m/s2
4 answers
asked by
Jessica-- Please help!
405 views
A coil is wrapped around the full length of a tube through which a soft iron rod is inserted. An aluminium ring is placed over
1 answer
asked by
Ishani
387 views
The tension on a string from which a 5.00kg object is suspended in an elevator is T=(44.0j)N. What is the acceleration of the
1 answer
asked by
Sabrina
435 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (73)
Academic Subjects
Academic Success
Academic Support
Academics
Advanced Placement (AP) Courses
Applied Mathematics
Applied sciences
Baseball
Basic Science
Biology
Career guidance
Education
Education/Science
Educational Question
Engineering
Examinations
Experiments
Golf
High School
Homework Help
Homework Help Forum
Learning Science
Math
Math and Science
Math/Science
Mathematics
Mathematics and Science
Natural Science
Natural Sciences
Online Learning/Tutoring
Physical Science
Physical Sciences
Problem Solving
Problem-solving steps
Science
Science & Nature
Science & Research
Science and Astronomy
Science and Education
Science and Engineering
Science and Math
Science and Mathematics
Science and Measurement
Science and Medicine
Science and Nature
Science and Riddles
Science and Technology
Science Education
Science Experiment
Science Experiments
Science Fair Project
Science Fair Projects
Science or Mathematics
Science or Natural Sciences
Science, Technology, Engineering, Mathematics (STEM)
Science/Energy
Science/Engineering
Science/experimentation
Science/Mathematics
Science/Technology
Sciences
Scientific Concepts
Scientists
Soccer
STEM
STEM (Science, Technology, Engineering, and Math)
STEM (Science, Technology, Engineering, and Mathematics)
STEM (Science, Technology, Engineering, Mathematics)
Technical Support
Technology/Science
Tennis
Test Preparation
Word Problems