Which has the larger linear momentum: a 2,200-kg houseboat going 9 m/s or a 1420-kg speedboat going 15 m/s?

I s w a t e r w e t?

Who had a idea to study humans as groups rather then as individuals?

How long will it take a 50w heater to melt 100g of ice at 0°c?

What is the term for the basic unit of electric current? The basic unit of electric current is the.

A sound wave is passing by a student 250 times every second. What is the frequency of the sound wave? 25 s 1 second 250 Hz 1/250 Hz

Why do responsible consumers use credit and credit cards?

According to Ptolemy's model of the movement of celestial bodies, A. the sun is the center of the universe. B. the earth rotates around the moon. C. planets orbit in circular paths around the earth. D. the earth rotates around the sun.

What is an organ that has villi to absorb the nutrients

Assume you are a Medieval knight attacking a castle with a cannon. The ball leaves the cannon with a speed of 47.7 m/s. The barrel's angle with respect to the ground is 43.

0.005 kg of copper was heated from 20°C to 80°C. How much energy was used to eat Cu? (Specific heat capacity of Cu is 385 J/kg °C)