true or false? destructive interference occurs when a trough meets up with another trough given location along the medium

Under what conditions does the net force acting on an object equal the sum of the individual forces?

A person standing on the surface of the earth has a weight of 650 N. What is its weight at a distance of two earth radii from the surface?

How does an iron nail become a rusty nail

How are step-up transformers used in the transmission of electrical energy? A They decrease the voltage before it leaves a power plant. B They increase the voltage for efficient long-distance transmission.

What change will decrease the speed of a sound wave traveling through a gaseous matter? •Replacing the gaseous matter with Liquid •Replacing the gaseous matter with a solid •Decreasing the temperature of the matter •Increasing the temperature of the

How much force is needed to stretch a spring 1.2 m if the spring constant is 8.5 n/m? 7.1 n 7.3 n 9.7 n 10.2 n

What forces are equal and opposite sides

B. how does the separation between galaxies compare to the separation between stars? based on your answer, discuss the likelihood of galactic collisions in comparison to the likelihood of stellar collisions.

Period vs string length String length (cm) 100cm, 75cm, 50cm, 25cm Each one below matches the strength length above time 10 periods (s) - trial 1 time for 10 periods (s) - trial 2 time for 10 periods (s) - trial 3

How could you determine the instantaneous speed during a trip?