Which type of friction force acts when there is no motion?

What is the efficiency of a 0.60 kg basketball that, one dropped from a 2.0 m height (from basket rim), rebounds to 1.2 m in height (G = 10 N/KG)

What is the de Broglie wavelength of an electron traveling at 1.09*105m/s?

Identify as many energy sources as you can which are used to power light sources

Is france a example of a developed country true or false

Which hypothetical scenario would result in the moon not having different phases?

Ben franklin showed that 1 teaspoon of oil would cover about 0.50 acre of still water. if you know that 1.0 x 104m2 = 2.47 acres, and that there are 5.0 cm3 in a teaspoon, what is the thickness (in cm) of a later of oil?

Which of the following are indicators of chemical changes (choose all that apply): 1. A solid is formed 2. Heat is released or absorbed 3. A gas is released 4. Light or Sound is Produced 5. State of Matter changes 6. A color change takes place 7.

How long do your guests have to wait until the steaks are ready?

Newton discovered that gravity behaves differently in space than it does on Earth. true or false?

A block of wood loses 160 j of gravitational potential energy as it slides down a ramp. if it has 90 J of kinetic energy at the bottom of the ramp we can conclude that