1. A wave with a frequency of 14 Hz has a wavelength of 3 meters. At what speed will this

wave travel?

Moustapha jones reaches the bottom of a hill on his bike moving at a speed of 8.6 m/s when his chain breaks. he coasts up the hill until he comes to a stop after 3.5 s.

If a platinum wire has a resistance of 15 Ω and is connected across the terminals of a 3.0 V flashlight battery, how much current is in the wire? 1.0 amps 5.0 amps 7.5 amps 0.20 amps

Most costal areas have tides and low tides everyday

In the free-body diagram shown above, which of the following is the gravitational force acting on the car? a. 5800 N b. 755 N c. 14700 N d. 13 690 N

Changing the f-number of a camera lens by 4X will change the light intensity admitted to the film by what factor? A) 16 B) 0.0625 C) 2 D) 0.25 E) 4

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Why do responsible consumers use credit and credit cards?

According to Ptolemy's model of the movement of celestial bodies, A. the sun is the center of the universe. B. the earth rotates around the moon. C. planets orbit in circular paths around the earth. D. the earth rotates around the sun.