subject
Mathematics, 03.06.2020 13:57 makeithappen60

Which statement describes the law of conservation of energy? All systems will exchange matter and energy with their surroundings.
All systems can exchange energy, but not matter, with their surroundings.
Energy cannot be created nor destroyed, but it changes from one form to another.
Energy is destroyed in most chemical reactions when new products are formed.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?
Answers: 1
question
Mathematics, 21.06.2019 17:00
There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?
Answers: 2
question
Mathematics, 21.06.2019 17:30
What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?
Answers: 2
question
Mathematics, 21.06.2019 19:30
Find the domain of the following expression: 1/(√x)-2
Answers: 1
You know the right answer?
Which statement describes the law of conservation of energy? All systems will exchange matter and e...
Questions
question
Mathematics, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
History, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
Biology, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
History, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
Mathematics, 14.09.2020 18:01
question
Social Studies, 14.09.2020 18:01
question
Mathematics, 14.09.2020 19:01
question
Mathematics, 14.09.2020 19:01
question
Mathematics, 14.09.2020 19:01
question
Mathematics, 14.09.2020 19:01
question
Mathematics, 14.09.2020 19:01
question
English, 14.09.2020 19:01
question
Biology, 14.09.2020 19:01
question
Mathematics, 14.09.2020 19:01