SYW A force of 175 N is needed to keep a stationary engine of weight 640 N on wooden skids from sliding on a wooden floor. What is the mass of the engine?
Select one:

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.

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2