![subject](/tpl/images/cats/fizika.png)
Physics, 21.04.2020 23:44 carter4026
Suppose a dolphin sends out a series of clicks that are reflected back from the bottom of the ocean 80 m below. How much time elapses before the dolphin hears the echoes of the clicks? (The speed of sound in seawater is approximately 1530 m/s.)
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 19:30
A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 05:40
Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 11:10
Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.
Answers: 3
![question](/tpl/images/cats/fizika.png)
You know the right answer?
Suppose a dolphin sends out a series of clicks that are reflected back from the bottom of the ocean...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/istoriya.png)
History, 12.10.2020 22:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/geografiya.png)
Geography, 12.10.2020 22:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 12.10.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 12.10.2020 22:01