a baby carriage is sitting at the top of a hill that is 21 m high. the carriage with the baby has a mass of 1.5 kg. the carriage has potential energy. calculate it

If you adjust the brightness of a light until it matches the intensity of sourness of the taste of a lemon, you are engaging in

It takes 105 j of work to move 2.7 c of charge from the negative plate to the positive plate of a parallel plate capacitor. what voltage difference exists between the plates?

Seismic waves are divided into what two types

The specific heat of a 101 g block of material is to be determined. The block is placed in a 25 g copper calorimeter that also holds 60 g of water. The system is initially at 20°C. Then 125 mL of water at 80°C are added to the calorimeter vessel.

Which part of the female reproductive system produces ova? A. ovary B. Fallopian tubes C. uterus D. vagina E. vulva

What is the formula for velocity?

How much time does it take 9,560 joules of work with 860 watts of power

A tennis ball may leave the racket of a top player on the serve with a speed of 60.0 m/s. If the ball's mass is 0.0600 kg and it is in contact with the racket for 0.

Cells are known as the foundation of all life. How have these small structures changed our planet?

What does it mean to dissolve something