If an oxygen atom had 8 protons in it's nucleus, what is it's atomic number?

A. 8

B. 6

C. 4

D. 12

A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. The driver sees a small gap between a van and an 18-wheel truck and accelerates with constant acceleration along the ramp and onto the freeway.

A white dwarf can dramatically increase in brightness only if it

Will mark Brainlist! Which of the following is an example of a wheel and axle? A. wheel barrow B. automobile steering wheel C. jar lid D. pencil

Why are neutral objects attracted to charged objects?

A baby has a mass of 5.0kg. The baby is on a train that is traveling east at 72m/s. What is the baby's momentum

A student throws a 5.0-newton ball straight up. What is the net force on the ball at its maximum height? (1) 0.0 N (3) 5.0 N, down (2) 5.0 N, up (4) 9.8 N, down

An object starts from rest and falls freely for 40. meters near the surface of planet P. If the time of fall is 4.0 seconds, what is the magnitude of the acceleration due to gravity on planet P?

Consider two metallic rods mounted on insulated supports. One is neutral, another positively charged. The charged rod is brought close to the neutral one (no touching!

Which term identifies the dark smooth areas on the surface of the moon? craters terrae maria regolith

1. work is a transfer of 2. a small 20-killogram canoe is floating downriver at a speed of 2 m/s. what is the caanoes kinetic energy?