Which of the following is an example of physical change?
A) Dew forms on a blade of grass.
B) A Halloween light stick glows after shaking.
C) An egg solidifies during cooking.
D) A hydrogen balloon explodes when contacted with a flame.
E) None of the above is a physical change.
Correct Answer:
Verified
Q1: A physical change
A) occurs when iron rusts.
B)
Q4: Kilogram is a measure of _.
A) mass
B)
Q7: Which of the following is an example
Q11: A chemical change _.
A) occurs when methane
Q15: Identify the unit of measurement that is
Q16: Metre is a measure of _.
A) mass
B)
Q20: Second is a measure of _.
A) mass
B)
Q22: Ampere is a measure of _.
A) luminous
Q23: Which of the following is an example
Q34: Identify the common substance that has the
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