Answer to Question #62222 in Physics for Hafsa

Question

6) What type of change occurs when water changes from a solid to a liquid?
A. a phase change
B. a physical change
C. an irreversible change
D. both a and b

7) Forces of attraction limit the motion of particles most in
A. a solid.
B. a liquid.
C. a gas.
D. both b and c

8) Link of the figure 3-1 : https://www.google.co.in/search?sa=G&hl=en-IN&q=Geneva+Area+City+School+District&tbm=isch&tbs=simg:CAQSlwEJwbr36ecMdigaiwELEKjU2AQaBAgACAoMCxCwjKcIGmIKYAgDEijtAZwSmxLkAfoJrwj8AbYHnAbyA6I0tTS2NK00sTS-Nqw9jySrPbo2GjCTzifYkVehu0Q-66KjEo0rGqP-kAncHVpqK_19lRYw-wqiAsxslXX51azln3Y0wJ4UgBAwLEI6u_1ggaCgoICAESBFwJdrUM&ved=0ahUKEwi1vtuQtKLPAhXGp5QKHbn1DQYQwg4IGigA&biw=1366&bih=600#imgrc=_

In which of the substances in Figure 3-1 are the forces of attraction among the particles so weak that they can be ignored under ordinary conditions?
A. Substance A
B. Substance B
C. Substance C
D. Substance A, B, and C

Answer 1

6. D
7. A
8. C