Who invented the prism?

Find the rotational inertia of a cylinder. Mass is 2.0kg, radius. 21m

Evaluate: (5x + 4y) / 2, which is an expression of a certain experimental procedure. lf x represents the valence of Argon and y represents the summation or valencies of sulphur and Neon

A battery establishes a voltage V on a parallel-plate capacitor. After the battery is disconnected, the distance between the plates is doubled without loss of charge.

A fire engine must lift 30 kg of water a vertical distance of 20 m each second. What is the amount of power needed for the water pump for this fire hose?

Which of these is a mixture of compounds? A) sodium (NA) and magnesium (Mg) B) lithium (Li) and table salt (NaCl) C) CO2 and CH4 D) hydrogen (H2) and oxygen (O2) combining to make water H2O

What force would be needed to make a 10kg bowling ball accelerate down the alleyway with an acceleration of 3m/s2

If traveling at equal velocities, which object would have the most momentum

Which of the following happens when a material undergoes a phase change? a. The temperature changes. b. Heat flows into or out of the material. c. The chemical composition changes. d. The molecules break apart into atoms.

Friction between solids can be most accurately defined as the force that opposes the sliding motion of two surfaces that are touching each other. A. True B. False

1. For a reaction to occur, energy must be to break chemical bonds. O A released OB converted OC absorbed