Which of the following is an example of matter
a. leaves
b. shadow
c. light from the sun
d. sound

which of the following is an example of chemical property to matter
a. ability to melt
b. ability to break
c. ability to react
d. ability to freeze

Gas cloud 1 is likely to form a star. gas cloud 2 is not. based on this information, match the given conditions with each cloud

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th