Which of the following would result in the greatest gravitational force between the two objects? A. two astronauts on a space walk that are 10 meters apart
B. two mosquitoes 0.25 meters apart flying around your head
C. two oxygen atoms separated by 1 meter inside of a hot air balloon
D. two massive blocks of concrete that are 1 meter apart floating in deep space

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z