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.
- When an object is in motion, what direction does friction act in? The same direction as the motion of the object At right angles to the motion of the object The opposite direction to the motion of the object None of the above
- A ball is thrown horizontally from a cliff as shown. The effect of air resistance is negligible. A student makes the following statements about the ball. The vertical speed of the ball increases as it falls. II The vertical acceleration of the ball Increases as it falls. III The vertical force on the ball increases as it falls. Which of the statements is/are correct? Al only B II only Cland II only D II and III only EI, II and III
- What is the main force that must be overcome in order to push an object along a horizontal surface?
- Question 26 of 28 The gravitational field strength on Mars is 3.7N/kg Pedro has a mass of 72 kg. What weigh on Mars?Give your answer to 1 decimal place. Enter your answer as a number N
- The graph shows the relationship between the time and the speed of a train that has already left the station. During which time period was the train traveling at a constant speed? A. between o and 20 minutes B. between 20 and 40 minutes C. between 40 and 60 minutes D. between 60 and 80 minutes