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.

Information about five planets is shown in the table below. Planet & Diameter (mathrm(km)) & Mass (mathrm(kg)) Mercury & 4.88 times 10^3 & 3.3 times 10^23 Jupiter & 1.43 times 10^5 & 1.898 times 10^27 Earth & 1.28 times 10^4 & 5.97 times 10^24 Mars & 6.78 times 10^3 & 6.42 times 10^23 Saturn & 1.21 times 10^5 & 5.68 times 10^26 a) Write down the name of the planet with the greatest mass. b) Work out the radius of Mercury giving your answer as an ordinary nur c) Work out the difference between the masses of Jupiter and Saturn. Give your answer in standard form.

Energy that is dissipated is. destroyed in the atmosphere. transferred to useful forms. all energy that is translemed to themal energy. only energy lost through friction. stored in less useful ways

When does a skydiver achieve terminal velocity? when gravity equals air resistance when gravity is greater than air resistance when air resistance acts on the diver and gravity does not when gravity acts on the diver and air resistance does not

Dane is standing on the moon holding an 8 brick 2 metres above the ground . How much en ergy is in the brick's otential energy store? (On the moon the gravit ational field stre ngth is 1.6N/kg) . Give your answer to 1 decimal place. Enter a number loules

An electric car is being driven through a town at 22m/s . The kinetic energy of the car is 222640 J. Calculate th e mass of the car. Enter a number