The law of reflection states that if the angle of incidence is 32 degrees, the angle of reflection is ___ degrees.

Give two examples of work being done on a baseball

Trace the energy transformations from a hamburger you eat to riding your bike.

4. Which muscle fibers are best suited for sprinting? Yellow fibers Motor-neuron cells Red fibers White fibers ITS NOT D 5. Which muscle fibers are best suited for sprinting? Yellow fibers Motor-neuron cells Red fibers ITS NOT A White fibers

Speed is the ratio of the distance an object moves to A. the amount of time needed to travel the distance. B. the direction the object moves. C. the displacement of the object. D. the motion of the object.

In which is momentum conserved: an elastic collision or an inelastic collision?

Which force does not operate at a distance of 1 m? A. Weak nuclear O B. Electric C. Gravitational D. Magnetic

The deflection of alpha particles in rutherford's gold foil experiments resulted in what change to the atomic model?

What happens during evaporation? A liquid changes to a gas. A liquid changes to a solid. A gas changes to a liquid. A solid changes to a liquid.

In a nuclear reaction, what is the name for the difference in mass when one type of matter is converted into another? A. radiation B. nucleons C. antimatter D. mass defect

Aspect of the physical world