What is the physical state of water at 250°C?

How do randomly moving molecules cause pressure to be exerted on a surface?

In the two-stage cooling method, what is the maximum amount of time allowed to cool food from 135 degrees F or more to 70 degrees F or less?

These waves are often used as a means to transfer digital information such as a text message or website. A) Infrared B) Ultraviolet C) Radio D) Visible Light

A car has a mass of 1200kg what is it's acceleration when the engine exerts a force of 600 n

What is the width of a slit for which the first minimum is at 45° when the slit is illuminated by a helium-neon laser (λ = 633 nm) ? Hint: The small-angle approximation is not valid at 45°.

The boom of a fire truck raises a fireman (and his equipment - total weight 280 lbf) 60 ft into the air to fight a building fire.

Two masses are separated by 1 m. suppose the masses are moved so they are 2 m apart how will the gravitational force change

Bob rubs a piece of fur on a hand rubber rod, giving the rod a negative charge. what happens?

The period of a simple pendulum is 3.8 s. the length of the pendulum is doubled. what is the period t of the longer pendulum? t = s

True or false - sound waves can travel across outer space.