An object which is 100,000 meters away from us has an angular diameter of 12 arc-secs. What is its diameter in meters

When there is full moon, the Sun, the earth and the moon form

During the course of a night, the stars keep the same

The reason why we have seasons on earth is

The examiner hears an S3 on cardiac auscultation and knows S3 is usually distinguished by its presence in which part of the cardiac cycle?

A star is located 20◦ away from Polaris. What is its declination?

If the Earth’s mass doubles and its radius remains the same, your weight would 

In a 60 year old man with angina, the NP hears a harsh 3/6 midsystolic crescendo-decrescendo in the right 2nd interspace that radiates to the neck. These findings most likely suggest:

JR is a 32 year old male diagnosed with bronchitis. What is an expected, but not serious,  abnormal finding of this diagnosis?

A 77-year-old retired nurse has an ulcer on a lower extremity that you are asked to evaluate when you do your weekly rounds at a local long-term care facility. All of the following are responsible for causing ulcers in the lower extremities exceptfor which condition?