Consider a telescope with a small circular aperture of diameter 2.0 centimeters. calculate the angular separation θ1 at which two point sources of wavelength 600 nanometers are just resolved when viewed through a circular aperture of diameter 1.5 centimeters.

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.