Which phrase describes the element carbon-14?
a-decays at an unknown rate
b-found in an...
Biology, 30.06.2019 02:10 lamwil9432
Which phrase describes the element carbon-14?
a-decays at an unknown rate
b-found in an organism’s remains
c-forms from the breakdown of nitrogen-14
d-is measured to determine the age of sedimentary rocks
Answers: 2
Another question on Biology
Biology, 22.06.2019 03:00
Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.
Answers: 1
Biology, 22.06.2019 04:30
Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.
Answers: 1
Biology, 22.06.2019 06:30
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
You know the right answer?
Questions
Mathematics, 16.01.2020 23:31
History, 16.01.2020 23:31
English, 16.01.2020 23:31
History, 16.01.2020 23:31
Mathematics, 16.01.2020 23:31
Social Studies, 16.01.2020 23:31
History, 16.01.2020 23:31
