What kind of star is destined to die by supernova explosion?
A) a brown dwarf
B) a red giant
C) a low mass star
D) a high mass star
D) a high mass star
Physics & Space Science
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Galileo found the rotation period of the Sun was approximately:
A) a day. B) a week. C) a month. D) three months. E) a year.
Physics & Space Science
If you swing a bucket of water fast enough in a vertical circle, at the highest point the water does not spill out because an outward force balances the pull of gravity on the water
A) True B) False
Physics & Space Science
Which one of the following is not an electromagnetic wave?
A) UV B) infrared C) radio waves D) sound waves E) gamma rays
Physics & Space Science
When a car comes to a stop its kinetic energy is converted to internal energy in its brakes, heating them up
Indicate whether the statement is true or false
Physics & Space Science