subject
Physics, 16.02.2021 01:10 kalo1023

A girl stands at a distance from a large building. She claps her hands and a short time later hears an echo.
Why is an echo produced when the sound waves hit the building ?

ansver
Answers: 1
Show answers

Another question on Physics

question
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Answer
question
Physics, 22.06.2019 13:00
Ways that industry and agriculture use physical properties to separate substances
Answers: 1
Answer
question
Physics, 22.06.2019 13:40
Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?
Answers: 2
Answer
question
Physics, 22.06.2019 18:30
Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?
Answers: 3
Answer
You know the right answer?
A girl stands at a distance from a large building. She claps her hands and a short time later hears...
Questions
question
Chemistry, 22.04.2020 01:56
When the equation below is correctly balanced, the coefficient for HCl is?
question
English, 22.04.2020 01:56
How might a patient person act?...
question
Mathematics, 22.04.2020 01:56
The function f(x)= 9√x gives the speed in feet per second (ft/s) of a free-falling object after it has fallen x feet (ignoring air resistance). FInd t...
question
Chemistry, 22.04.2020 01:56
Which is the correct equation for: iron + sulfur → iron (III) sulfide
question
Mathematics, 22.04.2020 01:56
T he function f(x)=3/4(10)^-x is reflected across the Xaxis to create the function g(x). Which ordered pair is on g(x)?...
question
History, 22.04.2020 01:56
Describe the traffic safety and streets issues facing communities...
question
English, 22.04.2020 01:56
Author is describing a society that is uniform, fair, competitive, free...
question
Business, 22.04.2020 01:56
The sales of Carephase Company for the year are as given below: Quarter 1 $400,000 Quarter 2 $360,000 Quarter 3 $620,000 Quarter 4 $580,000 Fifty perc...
question
Mathematics, 22.04.2020 01:56
An industrial company claims that the mean pH level of the water in a nearby river is 6.8. You randomly select 29 water samples and measure the pH of...
question
Biology, 22.04.2020 01:56
For a type of cat, short whiskers are dominant (S) and long whiskers arerecessive (8). The Punnett square below shows a cross between two cats,
question
Mathematics, 22.04.2020 01:56
What is the area of the polygon in the figure below?4 cm12 cm11 cmIs the area 45 square centimeters
question
Advanced Placement (AP), 22.04.2020 01:56
Hello i need friends but no weirdos...
question
Biology, 22.04.2020 01:56
Use the drop-down menus to complete the description of the rock cycle at Stone Mountain. Stone Mountain is a great example of the rock cycle at...
question
Mathematics, 22.04.2020 01:56
The square of a positive number increased by twice the number equals three. Find the number...
question
English, 22.04.2020 01:56
What does the emphasis on the word pretty and Dexters reaction to the news of Judy’s situation tell readers about his attachment to her?...
question
Mathematics, 22.04.2020 01:56
A manufacturer is running an experiment using the standard (control) infant formula, and two new formulas, A and B. The goal is to boost the immune sy...
question
Business, 22.04.2020 01:56
The employee credit union at State University is planning the allocation of funds for the coming year. The credit union makes four types of loans to i...
question
Chemistry, 22.04.2020 01:56
The free-energy change of a reaction is a measure of a. the excess entropy given off to the reaction system. b. the increased molecular disorder that...
question
Mathematics, 22.04.2020 01:56
On a coordinate plane, parallelogram R S T U is shown. Point R is at (1, 1), point S is at (7, 0), point T is at (10, 4), and point U is at (4, 5). If...
question
Business, 22.04.2020 01:56
Ohlman, Inc. maintains a defined-benefit pension plan for its employees. As of December 31, 2021, the market value of the plan assets is less than the...
More questions: Physics Another questions
Questions on the website: 13722360
See results (0)