Author Question: A container of water is placed on a scale, and the scale reads 120. g. Now a 20.0g piece of copper ... (Read 71 times)

yoroshambo · **on:** Jul 27, 2018

A container of water is placed on a scale, and the scale reads 120. g. Now a 20.0g piece of copper (specific gravity = 8.90 ) is suspended from a thread and lowered into the water, not touching the bottom of the container.

What will the scale now read? A) 140 g
B) 120 g
C) 138 g
D) 122 g
E) 112 g

Question 2

The near point with age usually

A) steadily decreases.
B) approaches 25. cm.
C) steadily increases.
D) increases and then decreases.