20. Refer to the following data table. At approximately what rate did the temperature
rise inside the greenhouse between 8:00 A. M.
and 10:00 A. M.?
Time Average
6:00 AM
8:00 AM
10:00 A. M.
12:00 noon
Greenhouse Temperature
13°C
14°C
16°C
20°C
(1) 1.0°C/hr
(2) 2.0'C/hr
(3) 0.5°C/hr
(4) 12.0°C/hr
O 1
O 2
03

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-

Are the earth's ocean floor and continents the same age geologically? why or why not?