Science Bowl Practice Questions

Physics - 11

68.

Short Answer: What is 25,000 miles per hour on earth, and 5,300 miles per hour on the Moon?

ANSWER: ESCAPE VELOCITY

69.

Short Answer: In Einstein's universe, what is the fourth dimension?

ANSWER: TIME

70.

Multiple Choice: The Tesla and the Gauss are units of measure of:

w) conductance
x) magnetic field strength
y) magnetic flux
z) electrical current

ANSWER: X -- MAGNETIC FIELD STRENGTH

71.

Short Answer: Shockley, Brattain and Bardeen won a Nobel prize for what small invention?

ANSWER: TRANSISTOR

72.

Short Answer: What mechanical and electronic device has a name derived from a Czechoslovakian
word meaning "work; compulsory service"?

ANSWER: ROBOT

73.

Short Answer: What is the name of the temperature and pressure conditions at which water can be in
the solid, liquid and gas phases simultaneously?

ANSWER: TRIPLE POINT

74.

Multiple Choice: Which of the following colors of visible light has the longest wavelength? Is it:

w) violet
x) green
y) yellow
z) red

ANSWER: Z – RED

75.

Multiple Choice: A 10 kilogram mass rests on a horizontal frictionless surface. A horizontal force of 5
Newtons is applied to the mass. After the force has been applied for 1 second, the velocity of the mass
is:

w) 0 meters per second
x) 0.5 meters per second
y) 5 meters per second
z) 50 meters per second

ANSWER: X -- 0.5 METERS PER SECOND

76.

Multiple Choice: A worker lifts a 10 kilogram block a vertical height of 2 meters. The work he does on
the block is:

w) 5 Joules
x) 20 Joules
y) 49 Joules
z) 200 Joules

ANSWER: Z -- 200 JOULES