Why is it harder to hear someone through a wall?

If the center of mass is outside the base of an object, that object will be stable true or false

Write the factors of potential energy

A runner achieves a velocity of 11.1 m/s 9 seconds after he begins. What is his acceleration?

An objects velocity will not change unless it is acted upon by (balanced or unbalanced) forces?

Working memory is based exclusively on short-term memory is based exclusively on long-term memory relies on short-term and long-term memory does not affect behavior

What os the term for the smallest bit into which chemical substance can be divided and still have the properties of that substance A : eletron B:molecule c:atom D:ion

How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57*10-21 newtons?

If you could see the electric field coming off a proton you would notice that electric field lines are

We wrap a light, nonstretching cable around a 10.0 kg kg solid cylinder with diameter of 38.0 cm cm. The cylinder rotates with negligible friction about a stationary horizontal axis. We tie the free end of the cable to a 14.

A 0.5kg baseball experiences a 10N force for a duration of 0.1s. What is the change in velocity of the baseball