A copper wire of length 1.76 m is stretched by a force to a length
of 1.80 m. What is the tensile strain in
the wire?​

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

What is the magnitude of the gravitational force acting on the earth due to the sun?