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.

Question 77 of78 Tania's little sister sits 1.2 m from the pivot of a see-saw. Her mass provides a force of 200 N. Tanla pushes down on the other end of the see-saw to make it balance. The maximum pushing force she can provide is 100 N. How far from the pivot must Tania push to make the see-saw balance? Enter your answer as a number m

What is the equation linking energy transferred, power and time? __ what are the units for: energy? __ power? __ time? __

The student increased the resistance of the variable resistor. How did increasing the resistance affect the current in the circuit?

cy Sugar 3 seence -Physics Question 19 of 28 George has a mass of 65kg. What would George weigh on the Moon? (The gravitational field strength on the Moon is 1.6N/kg Enter your answer as a number

(d) Which statement describes the force between the alpha particle and the gold nucleus? Tick (checkmark) one box A contact force A force of attraction A force of repulsion There is no force (1) (e) Which alpha particle in the figure above experiences the largest force from the gold nucleus? Tick (checkmark) one box. A B C (1) The table below lists different models of the atom in alphabetical order: Model Bohr Nuclear Plum pudding Thy spheres that cannot be divided (1) (1) Which model in the table above was developed first?