Gravity (Weight)
Read this topicExplanations 6
- First of all, what is gravity? Hint: I'm not talking about the George Clooney film. Gravity, or rather gravitational force, is one of the four fundamental forces of the universe…
By Alon Levin
- Gravity Let's watch some physics in action: When the giant pumpkin hits the ground, it definitely feels the force of the ground stopping it. It may seem a bit strange that gravi…
By Elena Koslover, Po-Shen Loh, Max Schindler, Expii Team, Victor Wang
- Gravity এর বাংলা অর্থ হল মহাকর্ষ। মহাবিশ্বে সকল বস্তুর মধ্যে যে আকর্ষণ বল ক্রিয়া করে তাকে মহাকর্ষ বল বলে। 1687 সালে Sir Issac Newton যখন তার *Phisophiae Naturalis Principia Math…
By Munirul Alam, Mursalin Habib · বাংলা
- The force of gravity on the moon is considerably less than the force of gravity on the earth. This is because the moon has a smaller size and mass when compared to the earth. Wa…
By Carrie Weber, Emma Wong, Expii Team
- Have you ever done sky-diving? Or dropped something from your hands? why do you/the object keep falling towards the ground? Is it a supernatural entity..... or a force of nature…
By Ayushmaan khurana, Kiran Linsuain, Moor Xu
- Have you ever put on your thinking caps and thought about why your football whenever is kicked in the air high up doesn't stays there but comes just on the ground. This is becau…
By Nishant Kumar, Moor Xu
Problems 10
- At a minimum, how much faster does the ant need to crawl in order to escape the falling pumpkin?
- What is the gravity on the surface of Mars?
- What force do you need from your parachute to make sure you don't hit the ground if you open the parachute 10 seconds and if you have a mass of 50kg.
- You decide that you want to go skydiving with friends this weekend. You weigh 50 kg, while your friend weighs 75 kg. If you both jump out of the plane at the same time, how many…
- Assuming no air resistance, what speed would you reach if you jumped from 1000 m?
- The Mars Science Laboratory rover Curiosity has a mass of 899 kg. The rover's wheels push down on the ground beneath it with a total force of 3335 N. Curiosity's main deck is 1.…
- Does the pumpkin hit the ant?
- You are tossing a ball up in the air as you wait outside your best friend's house. Since he is taking so long you start to wonder if your ball spends longer going up or coming b…
- Have you ever tried to walk in stiletto heels? Or worse yet, get your foot stepped on by stiletto heel? Which exerts more pressure on the ground? An elephant's foot or a stilett…
- The Olympic high dive is from a platform which is 10 meters (33 feet) off the ground, which allows divers to incorporate several tricks into each dive to maximize their score. T…