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.

Figure 2 shows the equipment a student used to determine the specific heat capacity of iron. The iron block the student used has two holes, one for the heater and one for the thermometer. square o Before the power supply was switched on, the thermometer was used to measure the temperature of the iron block. The student left the thermometer in the iron block for a few minutes before recordin the initial temperature. Suggest why. [1 mark] __

If you are riding on a bus with a friend, you can tell you are moving by observing the motion of objects like trees and houses outside the windows. What is your frame of reference for detecting the motion of the bus? a your friend b objects outside the windows c the bus driver d seat on the bus

An object has a mass of 57g. Assuming that the gravitational field strength is 10N/kg what is the object's weight on the Earth? Remember the equation for weight I W=mg ) Convert grams into SI units 57grams=kilograms

Question 5 of 15 Suppose light travels 1 .5 times faster in a vacuum than it does in glass. What is the index of refraction for glass? Express your answer as a decimal. __

Together,Claudia and her bicycle have a mass of 90 kg . What force is needed to give them an acceleration of 2m/s^2 ? Ignore the effects of air resistance.