Alonzo sprints for 500 meters along a straight track during a race. After crossing the finish line, he to walks back along the track for 50 meters to cool down. What is Alonzo's displacement?

A sound wave moving through the air causes particles in the air to move. If air particles are moving, why doesn't this motion create a breeze?

Steroid use in females can cause masculine characteristics, such as lower voice and increased body hair." True False

Inner planets that are composed mainly of rock and metal are called

An object initially at rest experiences an acceleration of 0.281 m/s2 to the South for a time of 5.44 seconds. It then increases its acceleration to 1.43 m/s2 to the South for an additional 2.42 seconds.

In a head-on collision, an alpha particle (Z = 2) of energy 8.80 MeV bounces straight back from a nucleus of charge 82.0 e. How close were the centers of the objects at closest approach?

Every charged particle in the universe is surrounded by its own? A. both an electric and gravitational field B. Gravitational field C. Charged field D. Electric field E. Both and electric and charged field

How does an iron nail become a magnet when it is placed in a strong magnetic field

The Vehicle Assembly Building at the Kennedy Space Center in Florida has a volume of 3,666,500 m3. Convert this volume to liters and express the result in standard exponential notation?

What landform is created when magma squeezes between rock layers to form a hardened slab of rock? a. volcanic neck b. dike c. lava plateau d. sill

A 200 N wagon is to be pulled up a 30 degree incline at constant speed. how large a force parallel to the incline is needed if friction is negligible?