Distance/Time = 120 Km/2 hours =120/2 Km per hour or for short 60 Km per hour
Answer:
Without Earth's magnetic field, solar winds — streams of electrically charged particles that flow from the sun — would strip away the planet's atmosphere and oceans. As such, Earth's magnetic field helped to make life on the planet possible, researchers have said.
Explanation:
Hope this helps.
Answer:
1
Explanation:
A prokaryote has no nucleus the DNA just floats in the cytoplasm. All the other answers are incorrect, prokaryotes can perform life functions, have organelles, and are smaller than eukaryotes.
Answer: Geography affects solar energy potential because areas that are closer to the equator have a greater amount of solar radiation.
Explanation: However, the use of photovoltaics that can follow the position of the Sun can significantly increase the solar energy potential in areas that are farther from the equator.
Answer:
4.9 ^10_5
Explanation:
the negative sign after the exponent is as a result of the decimal point after the number