An arrow is fired vertically upwards by a bow and reaches an altitude of 134 m. Find the initial speed of the arrow on the ground level.

What are 4 types of motion

What happens when Chlorine reacts with Bromine? A. Electrons move from the Chlorine atoms to the Bromine atoms. B. Electrons move from the Bromine atoms to the Chlorine atoms. C. Electrons are shared between the Chlorine atoms and the Bromine atoms.

In the absence of air, why does an object with greater mass fall toward Earth at the same acceleration as an object with less mass?

Newton's 2nd law describes the relation between

Which spectral class does the sun belongs to

The bodies of birds are streamlined. Why. When we strike a matchstick with a rough surface it catches fire. why Grooves are made in tyres. why Discuss how friction plays a vital role in daily life.

What will be the force if they are moved so they are only one-eighth as far apart?

NaBr + H3PO4 = Na3PO4 + HBr

Which example describes constant acceleration due only to a change in direction

A roller coaster car travels up and down the hills of its track. Neglecting friction, the sum of its kinetic and potential energy A. equals the sum of the thermal energy generated by friction during the ride. B.