The answer is B
the earth indeed does generate heat although it wouldnt nearly be enough to hold the amount of life that prospers on earth......A is just stupid same for C so B is your answer .... :) hope it helps
Density= mass/volume
volume=mass/density
mass= volume•density
Answer:
When diverse molecules and objects are brought together, they generate a chemical, which causes sickness. Forest fires can occur spontaneously or as a result of human activity. Natural factors include severe droughts and a lack of precipitation. Campfires or the usage of a flare gun can be used to create man-made causes.
Answer: Four pulmonary veins.
Explanation: Oxygen and nutrient rich blood will flow from the lungs back into this part called the left atrium (Or as some will call it, the left upper chamber in the heart). From there, it goes through four pulmonary veins.
Hope I could help! :)
