Jamal's class is observing how different substances are affected by physical and chemical changes. What evidence might indicate that a chemical
change has occurred? Choose the three correct answers.
A
release of heat
B. change in temperature
C. color change
D
new smell
Review progress
Question
2
of 6
Back
Next →
Answers: 1
Another question on Biology
Biology, 22.06.2019 16:00
Match each description of an object’s motion with the position-time graph that represents it. not moving moving with constant speed speeding up slowing down
Answers: 1
Biology, 22.06.2019 16:30
9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)
Answers: 1
Biology, 22.06.2019 16:30
Energy stored in the bonds that hold together the atoms and molecules of all substances is called a. kinetic energy. b. electrical energy. c. mechanical energy. d. chemical energy.
Answers: 1
Biology, 22.06.2019 21:30
Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. match each type of organism to a characteristic that describes it.
Answers: 2
You know the right answer?
Jamal's class is observing how different substances are affected by physical and chemical changes. W...
Questions
Mathematics, 18.02.2020 17:33
Health, 18.02.2020 17:33
Computers and Technology, 18.02.2020 17:33
Mathematics, 18.02.2020 17:34
Computers and Technology, 18.02.2020 17:34
