4. Deformation of the hood in a head-on collision- A. increases the mass of the car and increases the force on the occupants.
B. decreases the mass of the car and decreases the force on the occupants.
C. decreases the stopping distance and increases the force on the occupants.
D. increases the stopping distance and decreases the force on the occupants.

Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is it’s acceleration?

Which branches of natural science include the study of an organism that lived 10 million years ago

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.