A lever is used to lift a heavy rock. The mechanical advantage of the lever is 4 and the lever applies a force of 800 N to the rock. What is the force applied to the lever?

A flatbed truck is carrying an 800-kg load of timber that is not tied down. The maximum friction force between the truck bed and the load is 2400 N. What is the greatest acceleration that the truck can have without losing its load

In 1-2 sentences describe how your nose cleans the air you inhale. like do this for someone that's in 3rd grade don't make it to advance. i don't know how to word it.

Absolute dating tells you.?

Listed following are three possible models for the long-term expansion (and possible contraction) of the universe in the absence of dark energy.

Which phrase describes inertia? a. the force possessed by a moving object b. the rate at which velocity changes over time c. the tendency of an object to remain in motion d. the mass required for a constant rate of acceleration

A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage to 425 kV.

Match the example to the type of equipment category it fits best in. A Gym bag, workout clothes, hygiene essentials, proper shoes, water, ipod. B Hockey Stick Baseball Glove. Basketball. Pads. Helmet.

Energy transformations in a bouncy house

High voltage power is often carried in wire bundles made up of individual strands. In your initial post to the discussion, discuss the forces on the strands of wire due to the current flowing through them.

The climate of an area is based on A) Rivers and lakes B) natural resources. C) mountain and valleys. D) Precipitation and temperture