Isotopes are atoms with identical numbers of __ and different numbers of __.

protons; electrons

neutrons; protons

electrons; neutrons

protons; neutrons

A student uses a spring to launch a marble vertically in the air. the mass of the marble is 0.002kg and when the spring is stretched 0.05m it exerts a force of 20N. what is the maximum height the marble can reach?

Write at least name of five devices which work under the principles of Physics. e. g: ultrasound machines.

Which of the fundamental forces pulled together hot, dense areas of matter in the early universe to begin the process of star formation?

Waves that move matter back and forth are called a. transverse waves b. longitudinal wave c. Medium wave

True or false the slope of a line is found by multiplying the rise by the run

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?

What are sound waves

Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing.

How do you find potienal energy