You are pulling an object up 1 m with a 5 m ramp. You pull with 20 N of force. How much does the object weigh (Newtons)? What is the mass (Kg)?

Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d

Argon, neon, and xenon are examples of

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v