Answer:
Group B
Explanation:
Control Group is just the group that's being compared to the changed group ( which is Group A.) I had this exact same assignment!
Answer:
because or at least a can
Explanation:
Answer:
D
-----------------------------------------------------------------
The definition of colloids is very disputed on whether or not it is homo/heterogenous. I wouldn't go with this answer, but its based on what you learned it was. At a microscopic level its hetero but at a macroscopic its homo.
They do have somewhat large dispersed particles but this better describes suspensions
They don't easily settle out.
And in order to be a mixture, they are made up of at least two substances
D is likely the best answer out of the bunch.
<span>As a solid element melts, the atoms become <u>more separated</u> and they have <u>less</u> attraction for one another.
When a solid element starts melting, it means that it is using up a lot of energy it has stored. And when there is a lot of energy being used up, its particles are vibrating fast, and becoming more and more separated. So obviously, if these atoms are far from each other, they aren't going to attract.</span>