subject
Physics, 11.04.2020 01:10 palafox9898

Our present theory of the Sun's internal structure is in some significant way based on our knowledge of:

a. the oldest biological growth records on earth being used to determine the constancy of the Sun’s luminosity over the largest part of its’ prior main sequence lifetime.
b. the fact that Jupiter has a composition thought to be identical to the Sun's.
c. the length of time it takes the Jupiter to orbit once around the sun to determine the Sun’s angular momentum.
d. the spectrum of the light coming from the Sun to determine the details of the Sun’s composition at its outer surface.
e. the period and semi-major axis of the earth's orbit to determine the Sun’s mass.

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 10:00
The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
question
Physics, 23.06.2019 00:50
A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?
Answers: 3
question
Physics, 23.06.2019 08:40
Question 1 of 10multiple choice: select the best answer and click "submit."what method of forecasting predicts the arrival time of a storm based on itscurrent speed and other starting variableso a. climatology methodo b. trends methodo c. analog methodod. persistence method
Answers: 2
question
Physics, 23.06.2019 10:00
Plz explain what friction, corollas, and a low pressure gradient does to an air parcel. what is 1+1=
Answers: 1
You know the right answer?
Our present theory of the Sun's internal structure is in some significant way based on our knowledge...
Questions
question
Mathematics, 20.03.2020 03:55
Questions on the website: 13722367