PHY 121 TEST #2 QUESTIONS WITH VERIFIED
ANSWERS
Wind is one of nature's ways of transferring energy through - Answers - convection.
Why does the handle of a metal spoon submerged in boiling soup feel hot? - Answers -
Heat from the soup is transferred through the spoon by conduction.
The gulf stream is one of nature's ways of transferring energy through - Answers -
convection.
Suppose you are a teacher and, to your excitement, the local weather person comes for
a classroom visit! She is talking about tornadoes and says that there is air moving very
rapidly upwards through the funnel but air standing basically still outside the funnel.
Such motion would cause - Answers - low pressure inside the funnel.
Suppose you are a teacher and, to your excitement, the local weather person comes for
a classroom visit! She is talking about tornadoes and says that there is air moving very
rapidly upwards through the funnel but air standing basically still outside the funnel.
Such motion would cause - Answers - low pressure inside the funnel.
If a golf ball were smooth rather than dimpled, it would - Answers - not travel as far after
being hit by a golf club.
A curve ball in baseball curves because of - Answers - lift forces.
Dimples on a golf ball hit without spin - Answers - reduce drag.
Which temperature scale has 273 as the boiling point of water? - Answers - No scale
Which temperature scale has 373 as the boiling point of water? - Answers - Kelvin
Ice is - Answers - crystalline.
The pressure gradient set up in water standing is a glass is an example of ______
______ in pressure, while variations in pressure due to water flowing faster in the
smaller parts of a pipe are a type of ______ ______ in pressure. - Answers - static
variation; dynamic variation
The diameter of a pipe is tripled while the pressure difference across the pipe remains
the same. The volume flow rate of the pipe increases by a factor of - Answers - 81.
ANSWERS
Wind is one of nature's ways of transferring energy through - Answers - convection.
Why does the handle of a metal spoon submerged in boiling soup feel hot? - Answers -
Heat from the soup is transferred through the spoon by conduction.
The gulf stream is one of nature's ways of transferring energy through - Answers -
convection.
Suppose you are a teacher and, to your excitement, the local weather person comes for
a classroom visit! She is talking about tornadoes and says that there is air moving very
rapidly upwards through the funnel but air standing basically still outside the funnel.
Such motion would cause - Answers - low pressure inside the funnel.
Suppose you are a teacher and, to your excitement, the local weather person comes for
a classroom visit! She is talking about tornadoes and says that there is air moving very
rapidly upwards through the funnel but air standing basically still outside the funnel.
Such motion would cause - Answers - low pressure inside the funnel.
If a golf ball were smooth rather than dimpled, it would - Answers - not travel as far after
being hit by a golf club.
A curve ball in baseball curves because of - Answers - lift forces.
Dimples on a golf ball hit without spin - Answers - reduce drag.
Which temperature scale has 273 as the boiling point of water? - Answers - No scale
Which temperature scale has 373 as the boiling point of water? - Answers - Kelvin
Ice is - Answers - crystalline.
The pressure gradient set up in water standing is a glass is an example of ______
______ in pressure, while variations in pressure due to water flowing faster in the
smaller parts of a pipe are a type of ______ ______ in pressure. - Answers - static
variation; dynamic variation
The diameter of a pipe is tripled while the pressure difference across the pipe remains
the same. The volume flow rate of the pipe increases by a factor of - Answers - 81.
