Two birds collide in midair. Before the collision their combined momentum was 35kg•m/sto the east. What is their combined momentum after the collision

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

How is the acceleration of an object in uniform circular motion constant? a - in magnitude only b - in direction only c - in both magnitude and direction d - in magnitude, direction & orientation