When parts of your body functions as lever systems, what part supplies the force?

An arrow in flight has an initial velocity of 65 meters per second, and 10 seconds later, it has a velocity of 35 meters per second. Which is the acceleration of the arrow?

Which of the following is true about grasslands? a. They have numerous trees. b. They have a large number of tree-dwelling birds. c. They experience a wide temperature range over two seasons. d. They have four distinct seasons.

A brand new, giant 60" LCD TV uses 0.92 kWh of electrical energy in 1 hour. How many watts of power does the TV use in 1 hour?

Describe three ways to prepare for a tsunami.

There are 8 elements that together make up 98.5% of earth crust oxygen 46.6% aluminum 8.1% iron 5.0% calcium 3.6% sodium 2.8% potassium 2.6% magnesium 2.1% and silicon what percentage of earth crust is silicon

A rectangular gasoline tank can hold 50.0 kg of gasoline when full. What is the depth of the tank if it is 0.500-m wide by 0.900-m long, given that the density of gasoline is 6.8 x 102 kg/m3

Which statement best describes the kinetic theory of matter? Matter is made up of compounds that are in constant motion and have energy. Matter is made up of particles that seldom move and do not possess energy.

Why can we see our breath on a cold winter day

True or false describing a metal as malleable means that it can be pounded into a new shape

A 40 kg-skier starts at the top of a 12-meter high slope. At the bottom, she is traveling 10 m/s. How much energy does she lose to friction? A. She doesn't lose any because mechanical energy is always conserved. B. 4,704 J C. 2,000 J D. 2,704 J