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Science-Related Homework Help Physics Topic started by: krazyrwe on Feb 23, 2018



Title: The four states of matter are __________, __________, __________, and __________. Fill in the ...
Post by: krazyrwe on Feb 23, 2018
The four states of matter are __________, __________, __________, and __________.
 Fill in the blank(s) with correct word



[Ques. 2] The SI unit of pressure is __________.
 Fill in the blank(s) with correct word



[Ques. 3] The difference between the pressures inside and outside a tire is called __________.
 Fill in the blank(s) with correct word



[Ques. 4] A device that measures absolute air pressure is called a __________.
 Fill in the blank(s) with correct word



[Ques. 5] The absolute pressure depends on
 a. the weight of the fluid. b. the atmospheric pressure.
  c. the cross-sectional area. d. the gauge pressure.



[Ques. 6] The nucleus of an atom contains
 a. protons. b. neutrons.
  c. electrons. d. all of the above.



[Ques. 7] Normal atmospheric pressure is
 a. 14.7 psi.
  b. 1 N/m2.
  c. zero.
  d. 760 mm of mercury.
  e. 101,000 pascals.
  f. none of the above.



[Ques. 8] The hydraulic system in modern aircraft is an example of:
 a. Bernoulli's principle. b. Pascal's principle.
  c. Archimedes' principle. d. Galileo's principle.



[Ques. 9] The absolute pressure is
 a. the gauge pressure plus 1 atmosphere. b. the gauge pressure plus the atmospheric pressure.
  c. the gauge pressure minus the atmospheric pressure. d. the atmospheric pressure plus 14.7 psi.



[Ques. 10] The cabin pressure of a passenger jet cruising at high altitude (30,000 ft) is about 1 atm. and the pressure outside is about 0.3 atm. What is the outward force on a window measuring 1 foot by 1 foot.
 a. 10.3 lb b. 100.3 lb
  c. 1,000.3 lb d. 1,481.8 lb
  e. 2,116.8 lb


Title: The four states of matter are __________, __________, __________, and __________. Fill in the ...
Post by: jjjooossshhh on Feb 23, 2018
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Title: The four states of matter are __________, __________, __________, and __________. Fill in the ...
Post by: krazyrwe on Feb 23, 2018
8-) Feeling super confident now, TY