Physics Homework Aid

Physics holds significant importance among the natural sciences, elucidating life's wonders and ranking among the most challenging subjects to master.

QuestionAI is a rich and user-friendly physics problem solver for novice physicists, enabling exploration of atomic properties and interactions, alongside molecular trajectories under various forces. Furthermore, you can delve into the mysteries concealed amidst galaxies with fellow physics enthusiasts. Boldly pose your conjectures and queries to the AI, and authoritative answers will readily emerge.

1 point Kepler's 3rd Law relates a planets orbital period to the size of Its orbit around the Sun. relates a body's mass to its gravitational attraction. allowed him to measure distance to nearby stars. allowed him to predict when eclipses would occur.

9 Which transfer of energy occurs mainly through the process of convection? I electromagnetic energy transferred from the Sun to the Moon 2 solar energy transferred through space to Earth's surface 3 heated air in the lower atmosphere transferred upward by density differences 4 heat from radioactive decay transferred by molecular collisions to surrounding mantle rock

Q.4.Newton realized a force by observing the falling apple.

The following questions are about energy stores and transfers in a printer. The printer transfers energy from the chemical energy in the power station to the moving parts of the printer.. How is the energy transferred from the power station to the printer? __ What is the final energy store? __ Some of the energy to the printer is transferred . to the surroundings . This energy is wasted . How is the energy transferred to the surroundings? __ What is the final energy store? __

(a) A car accelerates at a constant rate of 1.83m/s^2 along a flat straight road. The force acting on the car is 1.870 kN. Calculate the mass of the car. Give your answer to three significant figures. (3) __ (b) The car accelerates from rest for 16 s. Calculate the speed of the car after 16 s. speed=