Three substances, in different states of matter, are placed in containers. Which of the following statements is TRUE?

A
The molecules in substances A and B are able to move past each other.
B
Substance C can be compressed into a smaller volume.
C
All three substances will maintain the same shape when their containers are changed.
D
The volume of substance B will remain the same as pressure increases.

How will the system respond to a temperature increase?

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above