An electron has an initial speed of 1.92 x 10^5 m/s. If it undergoes an acceleration of 3.4 x 10^14 m/s^2, how long will it take to reach a speed of 7.31 x 10^5 m/s? Answer in units of s. Second part: how far has it travelled in time? Answer in units of m.

Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kg·m2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

What does si stand for,when referring to a system of measurement