A child standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down, the child continues moving forward at the original speed. This is an example of

Seeing how strong our gravitational pull is here on Earth, would it be possible to kill someone if you drop a penny off the Empire State building?

During a total lunar eclipse, the Earth, Sun, and Moon are arranged in a line, and the Moon is completely dark. In what order do the Earth, Sun, and Moon line up?

Push or pull of one object to another

A star has a surface temperature of 30,000 K. At what wavelength does the peak radiation occur? 100 nm 97 nm 87 nm 0.01 nm

Water has a very high specific heat, Why does this make it a very good substance for use in cooling systems of automobiles?

A cell provides 6 V to an LDR. The current through this LDR is measured and is found to be 3 A. What is the resistance of the LDR?

A car travels along eastward with a constant velocity. the magnitude of the acceleration of the car is

What is the weight of a 65 kg astronaut on mars?

When lava cools, what type of Rock forms?

A uniformly charged conducting sphere of 1.1 m diameter has a surface charge density of 6.2 µC/m2. (a) Find the net charge on the sphere. (b) What is the total electric flux leaving the surface of the sphere?