A student wants to know how high into the air she can throw a baseball. She threw the baseball straight up and caught it in 4 seconds. How HIGH
did the baseball go? *
(please answer, i really don’t wanna fail)

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?