Question 16 2 pts
An object is projected upward from a level field with an initial velocity of 18.9 m/s at an angle of
36.5° to the horizontal. If air resistance is ignored, what is the horizontal range of the ball?
O 58.5 m
O 43.5 m
O 72.9 m
O 34.8 m

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

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.

Why would an orange roll of your cafeteria tray if you stopped suddenly