A swimmer standing near the edge of a lake notices a cork bobbing in the water. While watching for one minute, she notices the cork bob (from up to down to back up) 240 times. What is the frequency in Hz of the water wave going by?

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Atelevision set that has been running for a while heats up even the air around it. which two laws of thermodynamics could be used to analyze this scenario