Physics Middle School

What happens when a sound wave encounters an obstacle in its path?
A)A sound wave’s wavelength allows it to pass through objects.
B) Sound waves bend around the corners of obstacles.
C) Sound waves can easily pass through any object.
D) A sound wave’s amplitude allows it to move around objects.

Answers

Answer 1

Answer:

I think it's B maybe

Explanation:

Answer 2
The answer is b I think

Related Questions

how could you demomstrate a complete and incomplete loop in an electrical circut

Answers

Answer:

From the battery, to the component, and back to the battery again. Open circuit is an incomplete loop, where the loop is broken at a particular point and electricity can't flow at all.

4.
A boat is travelling at a steady speed in a straight line across the surface of a
lake. Which statement about the boat is correct?
A The resultant force on the boat is in the direction of motion.

The resultant force on the boat is in the opposite direction to its motion.
C
The resultant force on the boat is vertically downwards.
D The resultant force on the boat is zero

Answers

The answer is D: the resultant force on the boat is zero

Answer:

D The resultant force on the boat is zero

Explanation:

what would happen if 15 joules of work is done on an object that has 90 N of force applied to it

Answers

Answer:

The magnitude of the force is given by F = ma = (10)(5) = 50 N. It acts over a distance of 20 m, in the same direction as the displacement of the object, implying that the total work done by the force is given by W = Fx = (50)(20) = 1000 Joules.

Explanation:

A drawn or written record of star groups in the night sky are called

A) constellations
B) star charts
C) manuscripts

plsss help i will award brainliest and friend the person who answers correctly

Answers

Answer: A constellations

Explanation: hope it helps

Answer:

A) Constellations

Explanation:

A constellation are a group of stars appears to form a pattern or picutures.

Please help I need this fast

Answers

Answer:

0 m/sec

Explanation:

b/c they were at rest and initial means at rest ,at rest means 0 HOPE THIS HELPS

I’m pretty sure 0 m/secs is right, sorry if I’m wrong

Would a series of bank robberies localized to a particular country be considered a planetary problem? Explain.
Please answer this question in the limit of 4 hours because I have to turn this in and I can't wait more than that since the assignment is being graded today.

Answers

Answer:

Explanation:

{\rtf1\ansi\ansicpg1252\cocoartf2580

\cocoatextscaling1\cocoaplatform1{\fonttbl\f0\fswiss\fcharset0 ArialMT;}

{\colortbl;\red255\green255\blue255;\red25\green25\blue25;}

{\*\expandedcolortbl;;\cssrgb\c9804\c9804\c9804;}

\deftab720

\pard\pardeftab720\qc\partightenfactor0

\f0\fs32 \cf2 \expnd0\expndtw0\kerning0

\outl0\strokewidth0 \strokec2 }

Other Questions
Which family traditions could be related to culture? divide 96 into the ratio 1:7 describe the cultural revolution and its impact? 2. Erin earns $29.00 for 4 hours of babysitting. How much would she make babysitting for 10hours? 100 points & brainliest. Rita gave birth to a baby. She does not wish for another baby soon. Which medicine will the doctor prescribe?The doctor prescribed to Rita to prevent conception. In 1969, the Rolling Stones performed a concert at the __________. During the concert, a young black man was beaten to death by the security (who were emotionally impacted by the music). It opened the eyes of the band to the fact that music was incredibly powerful. Multiple Choice Woodstock Festival Bonnaroo Music and Arts Festival NASCAR Speedway Kennedy Center Altamont Speedway solve the equation 60= 3/4 h Why did the British attempt to cut off New England from the other colonies in 1777?O The British wanted to prevent an invasion of Canada by Washington's Continental Army.O The British wanted to recruit Loyalist militia members to fight with the British Army.O The British were hoping to be stationed in a region that had a warmer climate for their soldiers.O The British thought most of the Patriots were centered in New England. the sum of three consecutive no. is 7 and less than 700 .find the no. fill in the blanks please i need helpan object sitting still will continue to sit still if the forces are____________. it will not start to move untill an ________ force is applied. What happens when a person leaves their home environment in pursuit of success? Do they give up or betray their identity? Is it really true that you can never go home again? What is an example of how wide pokes fun at the upper class lifestyle? Where can you find state specific lottery info to sell and redeem winning tickets A) barcode and quick referenceB) lottery terminal handbookC) lottery vending machineD) one Walmart handbook aolve the equation. 3/4x+3-2x = -1/4+1/2x+5 Which line shows the first error in the solution? Three more than a number divided by 4 is -12. What is the number? 11. Which is the solubility product expression for Na3PO4(s)? What is the smallest 9 digit number of the form aaa, aaa, aaa such that it is divisible by 9? (Notice that all the digits of this number must be the same!) Each cube in the prism is one cubic unit.What is the volume of this rectangular prism?Enter your answer in the box. Use the information given to enter an equation in standard form.(27,31) and (37,45) are on the line.WHATS THE ANSWER TO THIS??