MCQ Summary
0 of 5 Questions completed
Questions:
Information
You have already completed the mcq before. Hence you can not start it again.
MCQ is loading…
You must sign in or sign up to start the mcq.
You must first complete the following:
Results
Results
0 of 5 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
Pos. | Name | Entered on | Points | Result |
---|---|---|---|---|
Table is loading | ||||
No data available | ||||
- 1
- 2
- 3
- 4
- 5
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 5
1. Question
1 point(s)Gas molecules at room temperature are able to move at very high velocities. However, when a bottle of perfume is opened at the end of a large room, it may take several minutes before its smell can be detected at the other end.
Which of the following explains this phenomenon?
CorrectIncorrect -
Question 2 of 5
2. Question
1 point(s)Which of the following does not involve a physical change of state of a substance?
CorrectIncorrect -
Question 3 of 5
3. Question
1 point(s)The diagrams show the particles in a substance at two different temperatures but at the same pressure.
Which of the following most likely indicates the melting point and boiling point of the substance?
CorrectIncorrect -
Question 4 of 5
4. Question
1 point(s)Pure water contains some dissolved air. A beaker containing a solution of sodium chloride in pure water has been boiling for 30 minutes. What is/are inside the bubbles in the boiling water?
CorrectIncorrect -
Question 5 of 5
5. Question
1 point(s)Which of the following gives out heat energy and involves the largest change in volume?
CorrectIncorrect