Test # *** 1 *** 1 *** Code 10

Cody 1

Cody 1
Quiz 8888, Set 1
 

 
Question 1
What is the average distance between earth and moon?
A. 2.4 × 106 m
B. 2.4 × 108 m
C. 3.8 × 108 m

 

 

 
Question 2
What is the [normal] air pressure?
A. 760 Pa
B. 1000 Pa
C. 10 000 Pa
D. 100 000 Pa

 

 

 
Question 3
1 miles is approximately ______ km
A. 1.2
B. 1.6
C. 2.4
D. 12
E. 16

 

 

 
Question 4
The pressure at 10 cm below sea level is ____ higher than air pressure at sea level.
A. 1%
B. 5%
C. 10%
D. 15%
E. 100%

 

 

 
Question 5
Which form of energy is the hardest to harvest?
A. Chemical energy, because it require enzymes to turn into useful energy
B. Heat energy, because it is hardest to harvest and requires difference in temperature
C. Nuclear energy, because it is dangerous

 

 

 
Question 6
What is the amount of energy of required to raise 1 g of water by 1�C?
A. 1 J
B. 4.2 J
C. 1 kJ
B. 4.2 kJ

 

 

 
Question 7
What is the diameter of our earth?
A. 1.27 � 104 m
B. 1.27 � 105 m
C. 1.27 � 106 m
D. 1.27 � 107 m

 

 

 
Question 8
Total energy is a closed system is always conserved,
but the quality [easiness to harvest the energy] is not conserved.
A. True
B. False

 

 

 
Question 9
What is the [normal] air density?
A. 1.2 kg m-3
B. 22.4 g m-3
C. 22.4 kg m-3

 

 

 
Question 10
What is the mass of 1 m3 of water? [approx]
A. 100 kg
B. 1000 kg
C. 10 000 kg

 

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