Why

is a knife used in an assault not a contact trace?

What is cell in electricity?

What causes nickel and certain other metals to be magnetic? A. the motion of protons in their atoms B. the pattern of electrons in their atoms C. their atoms have more electrons than protons D.

A water rocket can reach a speed of 95 m/s in 0.050 seconds from launch. What is its average acceleration?

What is elastic collision physics

Which example best illustrates that light behaves like particles? A. Light bends as it strikes a window. B. Light bounces off a white cement sidewalk. C. Light travels in space at a speed of about 3.0 x 108 m/s. D.

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Why do responsible consumers use credit and credit cards?