Which instrument is used to measure air pressure

What is the difference between charge by contact and charge by induction?

When a force held against the object is released, the potential energy is converted into what type of energy?

A block of mass 10 kg slides down an inclined plane that has an angle of 30. If the inclined plane has no friction and the block starts at a height of 2 m, how much kinetic energy does the block have when it reaches the bottom?

What does compressed mean?

Which of the following is NOT supported by Newton's Second Law? 1 The mass of an object will change depending on the force acting on it 2 The greater the force applied on an object, the greater it's acceleration 3 You can find the mass of an object

Why does the percentage of water vapor vary?

A situation that restricts something

Why is the sky blue all the time

Where did the rotational kinetic energy of the earth come from?

What is the mass in kg of a leopard in a tree if the tree branch is 36 m up and the leopard's gravitational potential energy is 29988 J?