Physics
Physics, 25.11.2019 02:31, tristan4233

Which describes how chemical changes are different from physical changes? (1 point) chemical changes can be measured, but physical changes cannot. chemical changes involve the formation of a new substance. chemical changes release energy, but physical changes absorb energy. chemical changes cannot be caused by oxygen.

answer
Answers: 2

Other questions on the subject: Physics

image
Physics, 22.06.2019 08:30, khohenfeld0
What properties of a moving object are used in determining the object's energy of motion
Answers: 2
image
Physics, 22.06.2019 12:30, madlenserlipepu1o
Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
Answers: 2
image
Physics, 22.06.2019 14:00, lee9724
Often called simply "velocity," this is the velocity of an object at a particular moment in time.
Answers: 1
image
Physics, 22.06.2019 18:00, gabriellarose2930
According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.
Answers: 2
Do you know the correct answer?
Which describes how chemical changes are different from physical changes? (1 point) chemical change...

Questions in other subjects:

Konu
English, 26.03.2021 18:50