Victoria has a crate of vegetables that weighs 100 newtons. She exerts a force of 100 newtons to lift the crate with a pulley. What's the mechanical advantage in this situation?

Which of the following can be contracted through contact with saliva

As a prank, your friends have kidnapped you in your sleep, and transported you out onto the ice covering a local pond. When you wake up you are 32.5 m from the nearest shore. The ice is so slippery (i. e.

Why doesn't a jar completely full of water evaporate? A. Water only evaporates when it boils B. There is no air for it to evaporate into. C. Water cannot evaporate in a container. D. Evaporation requires an exchange of gases.

Why is kinetic friction less than limiting friction?

What type of tide occurs on a full moon or a new moon?

Describe the possible long term impact of a catastrophic event

Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A. conduction B. radiation C. convection Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A.

What is the resistance of a 1500 w (120 v) hair dryer? b. what is the current in the hair dryer when it is used?

What two things change when an object is in motion

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]