Aboy having 0.2kg toy tied with a sting, having force 2n, angle 60º displaces it 5 m. what is the work done?

What are similarities and differences between refraction, reflection, diffraction and absorption?

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?

Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”