A ball is thrown at 25 m/s at an angle of 55 degrees. a. How much time does it take for the ball to reach the top of its path? GUFWA round to
the tenths place

b. Find the total range (x) of the ball. GUFWA round to the tenths place

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.

Does heating a metal wire increase or decrease its electrical resistance? why?

Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?