Our sun will change into a _____ after its red giant phase is complete.
A. Supernova
B. White Dwarf
C. Black Hole
D. Neutron Star
What subclass of neutron star is distinguished by an extraordinarily strong magnetic field?
A. Magnetar
B. Quasar
C. Magneto
D. Magnetta
A pulsar is a neutron star that spins quickly and emits:
A. A blinding light when it aligns with planets
B. Radio waves detectable from Earth
C. A gravitational pull which attracts high energy dust particles
D. Enough energy to power itself indefinitely
99.9% of the sun’s composition is made up of _______________ and.
A. Oxygen and Hydrogen
B. Hydrogen and Sulfur
C. Carbon and Silicon
D. Hydrogen and Helium
Which constellation includes the Big Dipper?
A. Ursa Major
B. Ursa Minor
C. The Great Bear
D. A. and C. above
What are the names of the two Big Dipper stars that are used to identify Polaris?
A. The North Seekers
B. The Pointer Stars
C. The Pointer Sisters
D. None of these
Which of the following measurements is the closest to a yard?
A. 0.01m
B. 0.1m
C. 1m
D. 10m
The mass basis unit in the SI is ?
A. Gram
B. Pound
C. Kilogram
D. Ounce
A moving object’s constant average speed over a period of time is:
A. Magnitude of its average velocity over an interval
B. Distance covered during a time interval divided by time interval
C. One-half its speed at end of that interval
D. Its acceleration multiplied by time interval
What causes an increase in vapor pressure when a liquid is heated?
A. Increase inter-molecular interactions.
B. Increasing the potential energy of molecules
C. Increasing the vapor energy of molecules
D. And decreasing surface tension.