What is the ultimate source of energy for all fossil fuels?

A women lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?

0.5kg ball moving at a speed of 3m/s rolls up a hill what is thet height

James Stewart, 2002 Motorcross/Supercross Rookie of the Year, is leading a race when he runs out of gas near the finish line.

What are the advantages of parallel circuits? Check all that apply.

Because patient information is highly confidential, it is important those working in health informatics understand HIPAA security policies. EMR access. HIPAA consent forms. EMR lockouts.

You are given miles = 50 miles, time = 1 hour initial given velocity = 0 miles/hour (your standing still) and final velocity = 50 miles/hour. you travel a total of 100 miles. How long did it take you (time) ?

The centripetal force acting on a satellite in orbit A. acts as an unbalanced force on the satellite. B. changes the direction of the satellite. C. is a center-directed force. D. all of the above

Compare your answer to the previous question with your observations in conducting this experiment. Discuss whether energy was conserved in your experiment. Was friction negligible

What is a controlled experiment? none of the variables are changed all variables are kept constant two variables are changed at a time one variable is changed at a time

At what phase would you expect to find extremely high and low tides?