What does H-R diagram stand for?

The Congo River is in Africa. True or False

The table shows how far a distance runner has traveled at various times during her race. What was her average speed, in miles per hour, during the interval 0.75 to 1.0 hours after she started her race? Time (hours) Distance (miles) 2.00 0.50 3.50 0.

While driving fast around a sharp right turn, you find yourself pressing against the car door. What is happening? a. Centrifugal force is pushing you into the door, and the door is exerting a rightward force on you. b.

Ohm's Law Problems #3 Started: Apr 10 at 1:05am Quiz Instructions universe Question 1 20 pts Calculate the voltage difference in a circuit with a resistance of 22 92 if the current in the circuit is 0.4 A (1 decimal place, no units)

The Tapeats Sandstone is made of sand-sized rock pieces and contains fossils of trilobites. Trilobites were marine organisms similar to modern-day horseshoe crabs.

A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.

A change from one form of energy into another is called a. gravitational potential energy. b. work. c. conservation of energy. d. an energy transformation

4. An airplane must achieve a velocity of 71 m/s for takeoff. If the runway is 1000 m long, what must the acceleration be?

As the average kinetic energy of the particles in a gas increases, which of the following occurs?

Power=170 watts time=20 seconds