Chemistry, 05.09.2020 05:01 heavenmckissack21
Oil is a powerful source of energy used for cars, machines, and many other purposes. While studying sources of energy that could replace the use of oil, a student thinks about solar power, wind power, nuclear power, and electric batteries. The students asks,"Which type of source will waste the least energy and provide the most energy in all situations?"
Which best describes why a scientist would ask a different question than this one?
The question asks about subjective personal preferences regarding energy.
The question focuses on the objective measurements of amounts of energy.
The question has too wide of a focus, as though all situations can be studied at once.
The question is focused on the future and finding new answers about changing needs.
Answers: 1
Chemistry, 22.06.2019 02:00
Write a hypothesis that answers the lesson question, βwhile observing a chemical reaction, how can you tell which reactant is limiting? β hypothesis: if a substance is the limiting reactant, then . . because . .
Answers: 1
Chemistry, 22.06.2019 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 23.06.2019 00:00
How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?
Answers: 3
Oil is a powerful source of energy used for cars, machines, and many other purposes. While studying...
Mathematics, 02.01.2020 23:31
Social Studies, 02.01.2020 23:31
Mathematics, 02.01.2020 23:31
Computers and Technology, 02.01.2020 23:31
Computers and Technology, 02.01.2020 23:31
Computers and Technology, 02.01.2020 23:31
Geography, 02.01.2020 23:31