The period p of a pendulum depend on its length , mass as well as the acceleration due to gravity . use dimensional analysis to show that equation for p has the form
=√
where is a dimensionless costant.

What is the internal energy of 4.00 mol of diatomic nitrogen gas n2 at 455k

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Sasha has just gotten a new job in a nearby city. after comparison shopping, she found that renting a nice two-bedroom apartment would cost around $800 per month. her utilities would cost about $150 per month. sasha has enough money saved for a down payment, and she found that she can buy a three-bedroom house or condo with a mortgage payment of $1,000 per month, including taxes and homeowner's insurance. her utilities would cost about $200 per month. what is the advantage of buying the house over renting the apartment?