A rock and a feather are dropped from the rooftop of a building.

which has more kinetic energy

How do you write the plural of nucleus?

You are climbing in the High Sierra when you suddenly find yourself at the edge of a fog-shrouded cliff. To find the height of this cliff, you drop a rock from the top; 8.

A 500-Ω resistor, an uncharged 1.50-μF capacitor, and a 6.16-V emf are connected in series. (a) What is the initial current? (b) What is the RC time constant? (c) What is the current after one time constant?

Perid 4 of the periodic table contains the elements potassium, calcium, and copper. Which is least reactive?

Find the weight of a 15kg rock acceleration due to gravity is 9.8 m/s2 A. 5.2 N B. 15 N C. 147 N D. 1.53 N

when we examine the structures of the other terrestrial planets in our solar system, we see that their structure is similar to Earth's. Why do you think this is the case?

Temperature is a measure of ___ of the particles in an object

Why do stars have names

Which of these reactions is responsible for energy radiating from stars, including the sun?

Why do liquids flow? A liquid particles are wet? b liquid particles are smooth? c Liquid particles are not fixed in place? d liquid particles are attracted to each other? I think the answer is D