The seasons on earth are created by all of the following except:

a. the revolution of earth on its orbit around the sun

b. the tilt of earth on its axis

c. mountain winds

d. solar energy from the sun

The Chemical make-up of Earth's atmosphere during the cretaceous period

A 0.4 kg object that stretches a spring 8.8 cm from its natural length when hanging at rest oscillates with an amplitude of 4.1 cm. Find the total energy of the system. The acceleration due to gravity is 9.81 m/s2. Answer in units of J.

if you traveled the first 150km in 2.5 hours, and the second part of the trip, 100km in 1.4 hours. what w your average speed

How much time will it take for a bug to travel 5 meters across the floor if it is traveling at 1 m/s?

How does mass affect the speed of an object

Which best describes tropical continental climate during the summer? A. clear, dry weather, B. cloudy, wet weather, C. cold, dry weather, D. hot, dry weather

At the beach, describe where or when you would see wave fronts. How are wave fronts useful to surfers?

How would the moon appear from earth if the moon did not rotate?

Block B has mass 4.00 kg and sits at rest on a horizontal, frictionless surface. Block A has mass 2.00 kg and sits at rest on top of block B. The coefficient of static friction between the two blocks is 0.400.

T=2π√ (l/g) is dimensionally correct