When a chemical change happens we sometimes see a colour change. What other observations tell you that a chemical change is happening?

Mountains near oceans affect the

Which of the following energy forms is not involved in hitting a tennis ball? a. kinetic energy c. gravitational potential energy b. chemical potential energy d. elastic potential energy

The equation for momentum is p=mv. Which letter represents the momentum? Question 2 options: p m v

you are trying to figure out the voltage of a battery when you know the current and the resistance. the current (i) is 25 Amps, and the resistance (R) is 10 ohms. Use the right form of I=VIR

A camcorder has a power rating of 15 watts. If the output voltage from its battery is 5 volts, what current does it use?

Which best explains the relationship between the speed of sound and the medium through which it passes?

g The magnetic force on a charged particle A. depends on the sign of the charge on the particle. B. depends on the velocity of the particle. C. depends on the magnetic field at the particle's instantaneous position. D.

How fast must a 1000 kg car be moving to have a kinetic energy of 1.0 kWh

Which of the following is used to measure weight? Newtons Liters Kilograms Meters

Intravenous infusions are often made under gravity. At what height should the bottle be placed so the liquid pressure is 700 mm-H2O?