The water in the plumbing in a house is at a gauge pressure of 350,000 pa. what force does this cause on the top of the tank inside a water heater if the area of the top is 0.9 m2? (ignore atmospheric pressure.)

What is the time required for an object starting from rest to fall freely 500. meters near Earth's surface? (1) 51.0 s (3) 10.1 s (2) 25.5 s (4) 7.14 s

A sign that weighs 400N is hanging from two cables that form angles of 24 degrees with the horizontal. What is the tension in each cable?

A whale swims due east for a distance of 6.9 km, turns around and goes due west for 1.8 km, and finally turns around again and heads 3.7 km due east.

Thinking about the impacts of socioeconomic status, you should A. consider the outside factors that are impacting that child's ability to learn and offer resources to the family when possible. B. talk with the family about their situation. C.

A car travels past a sign at 8:52 pm it travels at a constant speed 1,000 meters down the road and gets to another stop sign at 8:57 pm. What was the car's speed between the signs?

How much force is needed to accelerate a 1750-kg car at a rate of 3 m/s2?

If a coil is rotated in a magnetic field at twice the speed - - ie twice the frequency - - the amplitude of the EMF induced in the loop will ... A. remain unchaged B. reduce by half C. double

What happens when Dr. Hewitt places a current - carrying wire between the poles of the magnet for the first time?

Carbohydrates are made of hydrogen, oxygen, and which of the following? A. nitrogen B. carbon C. helium D. argon

Without friction, what force is needed to maintain a 1,000 kg car in uniform motion for 30 minutes?