At the end of a sunny day, Cindy turns on an electric fan to cool off her room. When she turns off the fan a little later, she notices that the area around the motor is warmer than it was when she turned on the fan. What is the most likely explanation for this?
1.Electrical energy was transformed into heat and energy of motion.
2.Solar energy was transformed into heat and energy of motion.
3.Solar energy was transformed into electrical energy and heat.
4.Electrical energy was transformed into sound and light.
Answers: 3
Other questions on the subject: Biology
Biology, 21.06.2019 20:30, cristian691023
How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?
Answers: 2
Biology, 22.06.2019 14:50, tabbywitherite84
Involving transcription and translaton. explain the causes and effects of damage to the genetic code.
Answers: 1
Biology, 23.06.2019 01:30, Mrcastaway3036
Why does sexual reproduction increase the genetic variation in a species? a. sexual reproduction doubles the chromosome number. b. sexual reproduction produces organisms with no dna. c. the gametes in sexual reproduction are exact clones of the parents. d. a fertilized egg has a mixture of alleles from the two parents.
Answers: 1
Biology, 23.06.2019 02:00, ximena68
Acid rain throughout the northeast united states has lowered the ph of many ponds and lakes. the lowered ph will eventually result in the death of many aquatic animals. compare the map of the u. s. with the ph tolerance range for the organisms listed. based on the tolerances seen here, which aquatic organisms are least likely to survive in the northeastern states?
Answers: 1
Do you know the correct answer?
At the end of a sunny day, Cindy turns on an electric fan to cool off her room. When she turns off t...
Questions in other subjects:
Biology, 04.08.2019 16:50
Geography, 04.08.2019 16:50
Business, 04.08.2019 16:50
Mathematics, 04.08.2019 16:50
