![subject](/tpl/images/cats/biologiya.png)
Biology, 21.10.2019 22:00 jermainedwards
What happens in a convection cell?
a. cooler, more dense material sink while warmer, less dense material rises.
b. cooler, less dense material sinks, while cooler, more dense material rises.
c. warmer, less dense material sinks, while cooler, more dense material rises.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 16:30
Wht happens as electrons in the electron transport chain release their energy
Answers: 3
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:00
Matched chromosomes carrying information about the same characteristics in the organism are called
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:00
What is the function of the root cap? a. extra-absorbent cells in the root cap absorb more water and nutrients b. protect the meristematic area of the stem c. contains sensors for sunlight d. increases surface area of the root
Answers: 1
You know the right answer?
What happens in a convection cell?
a. cooler, more dense material sink while warmer, le...
a. cooler, more dense material sink while warmer, le...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.03.2020 23:50
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.03.2020 23:51
![question](/tpl/images/cats/en.png)
English, 02.03.2020 23:51
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
Physics, 02.03.2020 23:51