A student demonstrated expansion and contraction of solids using a ball and ring apparatus like the one shown - Junior Cycle Science - Question b - 2007
Question b
A student demonstrated expansion and contraction of solids using a ball and ring apparatus like the one shown.
(i) First the metal ball was passed through the metal... show full transcript
Worked Solution & Example Answer:A student demonstrated expansion and contraction of solids using a ball and ring apparatus like the one shown - Junior Cycle Science - Question b - 2007
Step 1
How could the student then cause expansion of the ball?
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The student could cause expansion of the ball by heating it. When the ball is heated, the particles gain energy and move apart, causing the ball to expand.
Step 2
How could the student prove that the ball had expanded?
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To prove that the ball had expanded, the student could attempt to fit the ball back through the metal ring. If the ball does not fit, it demonstrates that the ball has expanded.
Step 3
How could the ball be made contract again?
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The ball could be made to contract by cooling it. As the ball cools, the particles lose energy, move closer together, and the ball returns to its original size.
Join the Junior Cycle students using SimpleStudy...
