Question 1

Which has the greater density,a lake full of water or a cup full of lake water?

Accepted Answer

A) the cup full of lake water 
B) the lake full of lake water 
C) Both have the same density. 
D) It is impossible to tell without knowing the size of the lake. 
A) the cup full of lake water 
B) the lake full of lake water 
C) Both have the same density. 
D) It is impossible to tell without knowing the size of the lake.

Question 2

Which potatoes when peeled produce the most peelings?

Accepted Answer

A) 10 kg of large potatoes 
B) 10 kg of small potatoes 
C) They both produce the same amount. 
A) 10 kg of large potatoes 
B) 10 kg of small potatoes 
C) They both produce the same amount.

Question 3

A metal block has a mass of 5 grams and a volume of 1 cubic centimeter.A piece of the same kind of metal with a volume of 2 cubic centimeters has a density of

Accepted Answer

A) 2)5 g/cc. 
B) 5 g/cc. 
C) 10 g/cc. 
A) 2)5 g/cc. 
B) 5 g/cc. 
C) 10 g/cc.

Question 4

Stone slabs are stronger under

Accepted Answer

A) tension. 
B) compression. 
C) both tension and compression. 
A) tension. 
B) compression. 
C) both tension and compression.

Question 5

Compared to the volume of a kilogram of feathers,the volume of a kilogram of lead is

Accepted Answer

A) less. 
B) more. 
C) the same. 
A) less. 
B) more. 
C) the same.

Question 6

A metal block has a density of 5000 kg per cubic meter and a volume of 2 cubic meters.What is the block's mass?

Accepted Answer

A) 1000 kg 
B) 2500 kg 
C) 5000 kg 
D) 10,000 kg 
E) none of these 
A) 1000 kg 
B) 2500 kg 
C) 5000 kg 
D) 10,000 kg 
E) none of these

Question 7

A kilogram of peaches have more skin area than a kilogram of

Accepted Answer

A) blueberries. 
B) grapefruits. 
C) grapes. 
D) Each has the same skin area. 
A) blueberries. 
B) grapefruits. 
C) grapes. 
D) Each has the same skin area.

Question 8

An unstretched hanging spring is 50 cm long.Suspending a 100-N weight from it makes its length 60 cm.Adding another 100-N weight will make the spring's length

Accepted Answer

A) 60 cm. 
B) 70 cm. 
C) 80 cm. 
D) 100 cm. 
E) 120 cm. 
A) 60 cm. 
B) 70 cm. 
C) 80 cm. 
D) 100 cm. 
E) 120 cm.

Question 9

An iron block is placed in a furnace where it is heated and consequently expands.In the expanded condition,its density

Accepted Answer

A) is less. 
B) is the same. 
C) is more. 
A) is less. 
B) is the same. 
C) is more.

Question 10

In cold weather,your hands will be warmer if you wear

Accepted Answer

A) gloves. 
B) mittens. 
C) Both will be the same. 
A) gloves. 
B) mittens. 
C) Both will be the same.

Question 11

Doubling the thickness (diameter)of a rope will multiply its strength by

Accepted Answer

A) 1/2. 
B) 1) 
C) 2) 
D) 3) 
E) 4) 
A) 1/2. 
B) 1) 
C) 2) 
D) 3) 
E) 4)

Question 12

If the volume of an object were to double while its mass stays the same,its density would

Accepted Answer

A) halve. 
B) double. 
C) stay the same. 
D) become four times as great. 
A) halve. 
B) double. 
C) stay the same. 
D) become four times as great.

Question 13

Which geometrical shape has the least surface area for a given volume?

Accepted Answer

A) cube 
B) pyramid 
C) cylinder 
D) sphere 
E) none of these 
A) cube 
B) pyramid 
C) cylinder 
D) sphere 
E) none of these

Question 14

The strength of a rope depends on its

Accepted Answer

A) thickness. 
B) length. 
C) both of these 
A) thickness. 
B) length. 
C) both of these

Exam 12: Solids

Which has the greater density,a lake full of water or a cup full of lake water?

Which potatoes when peeled produce the most peelings?

A metal block has a mass of 5 grams and a volume of 1 cubic centimeter.A piece of the same kind of metal with a volume of 2 cubic centimeters has a density of

Stone slabs are stronger under

Compared to the volume of a kilogram of feathers,the volume of a kilogram of lead is

A metal block has a density of 5000 kg per cubic meter and a volume of 2 cubic meters.What is the block's mass?

A kilogram of peaches have more skin area than a kilogram of

An unstretched hanging spring is 50 cm long.Suspending a 100-N weight from it makes its length 60 cm.Adding another 100-N weight will make the spring's length

An iron block is placed in a furnace where it is heated and consequently expands.In the expanded condition,its density

In cold weather,your hands will be warmer if you wear

Doubling the thickness (diameter)of a rope will multiply its strength by

If the volume of an object were to double while its mass stays the same,its density would

Which geometrical shape has the least surface area for a given volume?

The strength of a rope depends on its

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