How much heat do you need to raise the temperature of 150g of ice from - 30c to - 15c?

A 20000 kg railroad car is rolling at 1.00 m/s when a 1000 kg load of gravel is suddenly dropped in. part a what is the car's speed just after the gravel is loaded?

Which element is magnetic? Answer cobalt

A capacitor consists of two plates that each contain electric charges. How does the type and amount of charge on one plate compare with the type and amount of charge on the other plate?

A parallel-plate capacitor is formed from two 6.0-cm-diameter electrodes spaced 2.0 mm apart. The electric field strength inside the capacitor is 1.0*106 N/C1.0*106 N/C. What is the charge (in nC) on each electrode?

The new horizons spacecraft sent a microwave signal as it reaches pluto. The average distance of pluto from the sun is 5.91 (10) ^12 metres and the average distance of earth from the sun is 1.50 (10) ^11 metres.

Standing on a frictionless surface (like a sheet of ice), two boys, one strong and one weak, are attempting to break a string in half by pulling on its opposite ends.

Condition for the maximum, minimum and zeroelectric field

How does force do positive work on an object?

S-waves can travel through either rock or water. a. True b. False

How do you make a magnet that repels?