- Draw a freebody diagram showing the forces acting on a box sat on a table
- A baseball player strikes a ball with an initial velocity of 43ms^-1 at an angle of 32° to the horizontal. How far does the ball travel horizontally in 4 seconds?
- Find the wavelength of a radio wave if the frequency is 11 x 10 ^6 Hz and the speed of radio waves in air is 3 x 10 ^8 m/s.
- What do geostationary satellites do?
- A satellite is in orbit of the Earth, and moves at a constant orbital speed of 3055.5m/s. If it is at an altitude of 35786km, calculate the time period for a complete cycle, giving your answer in hours. Answer should be given in in 3 significant figures.