Scientist that supplied equations to combine wave and particle theory?

A horizontal force of at least 150N is required to start moving a 750N crate initialy at rest on a horizontal fioor the coefficient of static friction between the crate and the floor is?

How would you describe a fossil that was discovered in a rock at the base of a cliff to a fossil in a rock found at the top of a cliff?

What tool is used to measure air pressure?

Which two factors cause one part of Earth to have summer while another part is having winter?

There is a balance of heat coming into and going out of earth. This is known as the?

Six light bulbs are connected in series with a 9.0 volt battery. What is the voltage across each bulb?

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.