prius22000
prius22000 prius22000
  • 12-06-2017
  • Chemistry
contestada

Which is a characteristic of a physical change? (2 points) The chemical bonds in the substance are unchanged. The change cannot be seen. The molecules all move at the same speed. The substance has reacted with another substance.

Respuesta :

mckennadivaaa
mckennadivaaa mckennadivaaa
  • 17-06-2017
The answer is the first option: "The chemical bonds in the substance are unchanged". Hope I helped! :)
Answer Link

Otras preguntas

When a car travels around a curve in the road what helps to keep the car driving in a curved path?
What is 1/4 of $8.000 dollars?
How do you round 5 1/8 to the nearest whole number
Which statement is true about the thyroid hormones? (1) They increase the rate of metabolism in cells throughout the body. (2)They control how quickly cells use
Two main proteins found in muscle are a. smooth and skeletal. b. tendons and ligaments. c. actin and myosin. d. myofibrils and fibers.
Which quadrilateral does NOT always have congruent diagonals? Why? I know it is a rhombus but i dont know why. someone please help!
What was the purpose of the Titanic's inner hull?
When was gunpowder invented?
How do mosses adapt to the temperate deciduous forests?
How were mid-ocean ridges discovered?