![subject](/tpl/images/cats/biologiya.png)
Biology, 01.09.2019 11:30 LoveHalo4758
If the half-life of a radioactive isotope is 5,000 years, how many grams of the radioactive isotope in a specimen will be left after 10,000 years if you start off with 100 grams of the radioactive isotope?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:30
Which list is in order from simplest to most complex? a bacteria - virus - plant - protist b protist - bacteria - virus - plant c virus - bacteria - plant - protist d virus - bacteria - protist - plant
Answers: 2
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 15:30
Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 16:00
Abird flies by moving its wings up and down. which two systems are most directly responsible for the movement of a bird's wings? a. skeletal and muscular systems b. respiratory and muscular systems c. skeletal and digestive systems d. respiratory and digestive systems
Answers: 1
You know the right answer?
If the half-life of a radioactive isotope is 5,000 years, how many grams of the radioactive isotope...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/en.png)
English, 11.02.2020 02:26
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 11.02.2020 02:26
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/istoriya.png)
History, 11.02.2020 02:26
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 11.02.2020 02:26
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2020 02:26
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)