Answers by Christian Berendt
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Answers by Christian Berendt

Answers by Christian Berendt
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As an ambulance siren passes and moves away from you, the sound waves' frequency __________ and their amplitude ________ A. increases, decreases B. increases, increases C. decreases, increases D. decreases,
answered Jul 28, 2023
12 votes
72.4k views
What is Taiga...? Helpp :(​
answered Jul 15, 2023
2 votes
12.7k views
Is ABCD below a rectangle? Explain. A. No, because ABCD is a parallelogram and its diagonals are congruent. B. No, because ABCD is a parallelogram but its diagonals are not congruent. C. Yes, because ABCD
answered Apr 14, 2023
1 vote
155k views
10 points if someone answer this
answered Dec 3, 2022
6 votes
158k views
John walked a distance of 900 meters in 10 minutes what was his average speed in kilomerters per hour
answered Oct 31, 2022
6 votes
138k views
1) A mass of 20kg was lifted from a height of 5m to 12m. How much work was done?
answered Aug 23, 2022
1 vote
230k views
What is 4 / 4 + 8 - 9 + 15 - 50 + 1000
answered Jun 30, 2022
3 votes
202k views
X -8 =5 i need helppp
answered Jun 22, 2022
7 votes
232k views
Find the area of a circle with a circumference of 30 meters.
answered Jun 9, 2022
0 votes
108k views
HELP ME OUT PLEASE! The balanced scale represents the equation: 3x + 1 = x + 3 If one x block is subtracted from the right side and three numbered blocks are subtracted from the left side. What process
answered May 8, 2022
7 votes
76.6k views
What are the answers to these three questions
answered May 6, 2022
2 votes
9.7k views
This circuit has five bulbs (A, B, C, D, and E). Select which bulbs would turn off if bulb C was unscrewed.
answered Jan 27, 2022
5 votes
148k views
The volume of a cube is 27 in.. How long is each​ side?
answered Dec 14, 2021
3 votes
22.8k views
Evaluate x(y-z)2 for =-1,y=5,and z=
answered Nov 20, 2021
1 vote
50.4k views
Mismatch went to a store spent half of her money and then $10 more she went to the second store spend half the money she has left and then $10 more then she had no money left how much money did mismatch
answered Aug 7, 2021
3 votes
228k views
assume peru had an adult population of about 25 million, a labor-force participation rate of 60 percent and an unemployment rate of 6 percent. how many people were employed
answered Jul 22, 2021
4 votes
154k views
True or false? All you have to do to vote is be 18
answered Jul 13, 2021
4 votes
205k views
Despite the disintegration of the Abbasid Caliphate, Islam continued to spread across Afro-Eurasia in the period 1200–1450 primarily because of which of the following?
answered Jun 22, 2021
5 votes
228k views
Find Ecell for an electrochemical cell based on the following reaction with [MnO4−]=1.20M, [H+]=1.50M, and [Ag+]=0.0100M. E∘cell for the reaction is +0.88V. MnO4−(aq)+4H+(aq)+3Ag(s)→MnO2(s)+2H2O(l)+3Ag
answered Jun 8, 2021
3 votes
209k views
The rise of nationalism throughout the world during the period 1750-1900 CE.
answered May 26, 2021
4 votes
71.0k views
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