9. A current of 9 A flows through an electric device with a resistance of 43 Ω. What must be the applied voltage in this particular circuit?

Q27) A racing car can be slowed with a deceleration of - 11 m/s?. If it is moving with 55 m/s how for will it travel to stop, express your answer in scientific notation? a) 2.4 x10 m b) 4.1 x10 m C) 1.4 102 m d) 3.2 10m

If 63 joules of work were necessary to move a 3.50 newton crate, how far was the crate moved?

A property that describes how easily a substance undergoes chemical changes

The second law of thermodynamics states that Group of answer choices A) energy can be destroyed during nuclear reactions such as those that occur inside the sun. B) none of these is true.

What is the tangential speed of the plane? A remote-controlled plane has a mass of 0.386 kg and flies in a circle with a radius of 75 m. The centripetal force on the plane is 4.0 N. 11 m/s 28 m/s 45 m/s 784 m/s

My science fair project is: Texting Versus Talking - Effects of Cell Phones on Reaction time. What should I research?

How does the brightness of a bulb tell you about the energy of electrons passing through it?

Why do you think sound travels faster in steel than it does in wood? (Hint: Think about the densities of the two materials, and how the particles might be arranged.)

On which body would a 100kg man have the least gravitational potential energy when lifted to a height of 3 meters

Which of the following factors can negatively affect development? a. Political corruption and instability b. Lack of resources c. Lack of education d. All of the above