A boy standing some distance
from the foot of a tall cliff claps
his hands and hears an echo 0...
Physics, 07.09.2020 02:01 kenziepickup
A boy standing some distance
from the foot of a tall cliff claps
his hands and hears an echo 0.5s
later. If the speed of sound is
340ms-1, how far is he from the
cliff?
O A. 17m
O B. 34m
O C.85m
O D. 170m
Answers: 1
Physics, 21.06.2019 18:20
What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black
Answers: 1
Physics, 21.06.2019 20:00
What are segments of dna that code for a particular trait. a combination of dna and proteins make up what
Answers: 1
Physics, 22.06.2019 03:30
Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse
Answers: 3
Physics, 22.06.2019 09:30
Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec
Answers: 3
English, 14.05.2021 21:20
History, 14.05.2021 21:20
Mathematics, 14.05.2021 21:20
History, 14.05.2021 21:20
Mathematics, 14.05.2021 21:20
Biology, 14.05.2021 21:20
Mathematics, 14.05.2021 21:20
Biology, 14.05.2021 21:20