What does it mean to say that a quantity is conserved

3. When a species changes over time and that change aids in survival, we say that the species has _. o lost failed assimilated adapted

A frequently quoted rule of thumb in aircraft design is that wings should produce about 1000 n of lift per square meter of wing. (the fact that a wing has a top and bottom surface does not double its area.)

What is a fossil fuel? 1. A nonrenewable energy source 2. Made from non-living matter 3. A nonrenewable energy source (same as A) 4. Made from humans

How much force is needed to accelerate a bicycle and rider with a total mass of 50 kg at a rate of 2.0 m/s2? A) 52N. B) 48N. C) 25N. D) 100N

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The planet XYZ traveling about the star ABC in a circular orbit takes 24 hours to make an orbit. Assume that the orbit is a circle with radius 89 comma 000 comma 00089,000,000 mi. Find the linear speed of XYZ in miles per hour.

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N

What is the formula for calculating the mass when i have the number of volume and density

What is the name for potential difference that causes current to flow? (A) electric charge (B) static discharge (C) voltage

How is a herpetologist and a ecologist similar