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.
- 2. When was the birth of the solar system? 3. T/F The planets are all made of the same stuff but the conditions they formec 4. Elements in the solar system are like the ingredients in a __ 5. Why are only rocky planets able to form close to the sun? 6. What planet lost it's atmosphere and became a barren wasteland? 7. What planet heated up tremendously over time? 8. There were once thousands of planets in our solar system. True or Fals 9. The process of small rocks smashing into each other and gaining mass __ 10. How wide must a rock be to have a chance to turn into a planet? 11. Each collision causes the rocks to heat up and melt and then __ make all the heavy materials sink to the middle. earth Mars Jupiter Saturn Uranus
- Question 19 of 20 The heaviest kind of hammer is: (5 points) A. lead B. brass C. sledge D. dead blow
- (Total for Question is 7 marks) 3 A particle of mass 6 kg is initially at rest and is then acted upon by a force R=(ai+10j)N on a bearing of 300^circ (a) Find the exact value of a. (3) (b) Calculate the magnitude of R. (2) (c) Work out the magnitude of th acceleration of the particle. (2) (d) Find the time it takes for the particle to travel a distance of 640 m. (2)
- How many days old will the baby be when she has lived for one r millior seconds?
- A plane is travelling in the direction of north. It turns 80 degrees in an anti-clockwise direction. Which of the following shows the direction in which the plane is now travelling?