Part A

A battery powers a circuit for a small noisy fan. The fan's motor gets warm as it turns. What energy

transformations are taking place?

In the bathroom of your house you would like to run a 360 W radio, a 60 W phone charger, a 960 W hair dryer, and three 120 W lights. Assuming your house is wired for 120 Volts, how much current will be pulled by these electrical devices?

Which process best describes part of a scientific investigation? O designing a solution O evaluating the conclusion O evaluating the solution O identifying the conclusion

High, thin white feathery clouds containing ice crystals are usually associated with fair weather but they can also indicate approaching storms these clouds are called ___ clouds

A horse pulls out 6000 J of work traveling 300 m. what is the force used?

A 1,000-kilogram car traveling with a velocity of + 20. meters per second decelerates uniformly at - 5.0 meters per second squared until it comes to rest. What is the total distance the car travels as it decelerates to rest? A) 40. m B) 20. m C) 10.

Why do you float in space

How does physical change affect the identity of a substance

A scientist pours grape juice on three identical white shirts He then uses three different cleaning products on the shirts and measures how clean they get what is the independent variable in this experiment

What part of the atom does nuclear radiation come from?

Why should scientists write reports and give oral presentations of the steps and results of their in investigations?