4- If the length of the pendulum 28 cm and the mass of the bullet (projectile) is 70 g, and the mass of the block 240 g, and the maximum angle reached is ϴ = 44˚. Answer the followings: a. The maximum height reached.

b. The mechanical energy after collision.

c. The bullet velocity.

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

Which one of the following research methods can show cause and effect

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear