Listening to the radio, you can hear two stations at once. Describe this wave interaction. A)
diffraction
B)
interference. C)
reflection
D)
refraction

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the

What are two different ways you could find the value of a? explain these methods.

This is for my 8th grade science class, i really don’t understand. can someone me? , lol.