How does space exploration benefit the economy?

In the solar panel system presented in the video which of the following was necessary to generate usable electrical current for a home

Capacitors A and B are identical. Capacitor A is charged so it stores 4 J of energy and capacitor B is uncharged. The capacitors are then connected in parallel. The total stored energy in the capacitors is now: A. 16 J B. 8 J C. 4 J D. 2 J E. 1 J

An impulse of 150 n s is required to stop a person's head in a car collision. if the face is in contact with the steering wheel for 0.0307 s, what is the average force on the cheekbone? answer in units of n.

Which of these is a compound? A: O B: CO2 C: O2 D: Co

Sue observes a clear plastic, millimeter ruler under low power of her microscope. She sees three divisions of the ruler. What would be the field diameter of Sue's microscope on low power? (in micrometers ('µm')

What does it mean when a plane is perpendicular to the x-axis?

If the weight of an object that is submerged in a fluid is 10 N and the buoyant force on it is 20 N, what will happen to the object?|

A switch in an electric circuit controls the flow of electrons in the circuit. True O False

What are three common forms of work in science

A boat travels north across a river at a velocity of 22 meters/second with respect to the water. The river's velocity is 2.2 meters/second to the east. What is the resultant velocity of the boat, as measured from the land?