![subject](/tpl/images/cats/biologiya.png)
Biology, 06.05.2020 04:39 gungamer720
A scientist used a laboratory model to test the effect of radiation, or the sun, in heating land and water on Earth. To do this
experiment, 200 mL of water and dry sand were placed in to 2 separate 250-ml beakers. Each beaker was then placed under the
same lamp. Temperature readings were taken of each substance every 2 minutes for 8 minutes.
Use the data table to answer the following questions.
Starting Temp (°C)
2 min
4 min
6 min
8 min
Substance Heated
Water
Dry Sand
18.5
19.5
21
22
3333333333 18333333333333333320
24
26
Is this a controlled experiment? Explain.
Save and Exit
Next
Submit
Mark this and return
![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 20:10
Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 00:40
Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism
Answers: 2
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
A scientist used a laboratory model to test the effect of radiation, or the sun, in heating land and...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 29.12.2019 03:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 29.12.2019 03:31
![question](/tpl/images/cats/mat.png)
Mathematics, 29.12.2019 03:31
![question](/tpl/images/cats/mat.png)
Mathematics, 29.12.2019 03:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 29.12.2019 03:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 29.12.2019 03:31
![question](/tpl/images/cats/User.png)
Engineering, 29.12.2019 03:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/fizika.png)
Physics, 29.12.2019 03:31
![question](/tpl/images/cats/es.png)
Spanish, 29.12.2019 03:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 29.12.2019 03:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.12.2019 03:31