How can you increase the strength of an electromagnet?

d) To calculate air pressure, the volume occupied by air is assumed constant. Why is this incorrect? Explain how the vapor pressure calculated and the resulting Clausius-Claperon plot are affected?

How much force is needed to accelerate a 1,500 kg car at a rate of 7 m/s2?

At a temperature of 320K, the gas in a cylinder has a volume of 40.0 liters. If the volume of the gas is decreased to 20.0 liters, what must the temperature be for the gas pressure to remain constant? A. 160 K B. 273 K C. 560 K D. 140 K

When there are more protons then an object has an overall what charge

How are military people able to see enemy combatants in complete darkness?

Can an object travel at the speed of light? Why or why not?

It's a hot and sunny day and you decide to go for a drive. When you open your car door, it's a lot hotter than outside. Why is that

Which compound is composed of oppositely charged ions

Sara, who weighs 66 kg, is on a guilt trip after eating a 788-Calorie (788 kcal) breakfast of pancakes loaded with fruits, cream, and syrup. She decides to work out before going to her weekly weight-watchers' meeting.

Can you get sunburned through glass?