A high jumper leaves the ground with an initial velocity of 11.8 m/s rightward at an angle of 23 degrees. What is high jumpers’s initial horizontal velocity, in m/s?

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?

What is the relationship between wavelength of light and the quantity of energy per photon?