As a proton moves in a direction perpendicular to the electric field lines
A) it is moving from low potential to high potential and gaining electric potential energy.
B) it is moving from low potential to high potential and losing electric potential energy.
C) it is moving from high potential to low potential and gaining electric potential energy.
D) it is moving from high potential to low potential and losing electric potential energy.
E) both its electric potential and electric potential energy remain constant.
E
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As a fluid gains speed, its internal pressure
A) increases. B) remains unchanged. C) decreases.
Hydrocarbons with a carbon-carbon triple bond are called ______________
Fill in the blank(s) with correct word
An aircraft approaches a runway that runs directly east as a strong wind blows out of the south. The direction that the aircraft should point in order to land on the runway is
a. north b. east of north c. east d. south of east e. south
Which of the following is a general difference between a planet and a star?
A) Stars shine with energy released by nuclear fusion while planets shine primarily with light reflected from stars. B) Stars are found in galaxies, but planets are not part of galaxies. C) Stars are made of gas and planets are made of rock. D) Stars are stationary while planets orbit stars.