How does a windmill work

A model rocket fired vertically from the ground ascends with a constant vertical acceleration of 52.7 m/s2 for 1.41 s. its fuel is then exhausted, so it continues upward as a free-fall particle and then falls back down.

How many 3.2cm paperclips could fit on a football field

A 5.0 kg object moving at 10 m/s on a frictionless surfaces collides with but does not stick to a 2.0 kg object that is initially at rest. The force on the 2 kg ball has a magnitude of 2000 N and it lasts for 0.01 s.

A 2.0-kg silverware drawer does not slide readily. The owner gradually pulls with more and more force, and when the applied force reaches 9.0 N, the drawer suddenly opens, throwing all the utensils to the floor.

What name is given to the elements that appear in the right-most column of the periodic table? Question 11 options: Alkali metals Noble gases Transition metals Alkaline earth metals

Momentum can be defined as "mass inmotion." All objects have mass; so if anobject is moving, then it has momentum - ithas its mass in motion.

What would happen if we didnt use units when measuring?

Differentiate between fundamental quantity and derived quantity

Which one of the following will not generate electromagnetic waves or pulses? (A) an alternating current (B) an accelerating electron (C) a proton in simple harmonic motion (D) a direct current (E) charged particles traveling in a circular path in a

Whats the excreation of living organsims