In which one of the following locations can a person hear the echo of a sound? a. at least 33.2 meters behind the reflecting surface
b. at least 16.6 meters in front of the reflecting surface
c. less than 33.2 meters behind the reflecting surface
d. less than 16.6 meters in front of the reflecting surface
Answers: 2
Biology, 22.06.2019 00:00
Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and
Answers: 1
Biology, 22.06.2019 00:40
There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule
Answers: 1
Biology, 22.06.2019 08:00
Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.
Answers: 1
In which one of the following locations can a person hear the echo of a sound? a. at least 33.2 mete...
Advanced Placement (AP), 12.07.2019 07:00
Social Studies, 12.07.2019 07:00
Biology, 12.07.2019 07:00
Mathematics, 12.07.2019 07:00
History, 12.07.2019 07:00
Arts, 12.07.2019 07:00
Arts, 12.07.2019 07:00
History, 12.07.2019 07:00
Mathematics, 12.07.2019 07:00