Mechanical waves use matter to transfer energy.

How much work will a truck with an output of 3000 N do if it travels a distance of 40 km?

How many moles are in 1200 grams of ammonia, NH3

If it took 10sec to climb the ladder what was your power in watts nd kilowatt?

A motorcycle at a stoplight takes 4.22 seconds to accelerate to 28.0 m/s after the light turns green. What is its average acceleration?

Within the chain of infection, what is the reservoir? A. A way for the pathogen to enter the body B. The way for a pathogen to leave the host C. The location/place where the pathogens live and grow D. The way a pathogen can be transmitted

A set of data is collected from a simple circuit with a 20 resistor and is represented in the table

A skydiver of mass m jumps from a hot air balloon and falls a distance d before reaching a terminal velocity of magnitude v. Assume that the magnitude of the acceleration due to gravity is g. a.

8. What happens to force when mass is increased?

Give an example of ionic and covalent bond, and explain and make an example for each.

Which of these is the best reason for proper nutrition? A. To ensure that you will be skinny B. To protect yourself against certain diseases C. To improve your intelligence D. To ensure that you will get good grades