Please Help!!
Sir Isaac Newton:
Aproposed the elliptical orbit of the planets
Bapplied mathematical reasoning to many astronomical theories
Cused mathematical calculations to discover the planet Neptune
Dall of the above
The Goddard Space Flight Center is a major NASA space research laboratory. Its name commemorates the contributions of Robert Goddard to:
ACepheids
Brocketry
Cred shift method
Dheliocentric theory
The Greeks assigned what magnitude to the brightest stars seen in the night sky?
A1
B-1
C6
D6+
The apparent magnitude of Vega is 0. The apparent magnitude of Canopus is -0.7. Vega is brighter than Canopus.
True
False
Sir Isaac Newton:
Aproposed the elliptical orbit of the planets
Bapplied mathematical reasoning to many astronomical theories
Cused mathematical calculations to discover the planet Neptune
Dall of the above
ACepheids
Brocketry
Cred shift method
Dheliocentric theory
A1
B-1
C6
D6+
True
False