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1. Describe how the intensity of light changes with distance from a light source.

2. How are the secondary colors of light related to the primary colors?

12) What links the arteries to the veins

a particle with charge Q is on the y axis a distance a from the origin and a particle with charge qi is on the x axis at a distance d from the origin. The value of d for which the x component of the force on the second particle is the greatest is

Find the weight of a 25 kg table. (Use g = 10 m/s^2)

Which types of heat transfer that allows heat to flow from hot objects to colder object? A. convection, but not conduction or radiation B. convection, conduction, and radiation C. convection and radiation, but not conduction D.

The term blank comes from an old English word, springen, meaning "to jump"

What was the year and location of james chadwick's experiment?

A symmetric projectile spends a total of 6 seconds in the air. How long does it take to reach its peak height? The projectile has a starting velocity of 8m/s.

A shipn sends out ultrasound that returns from the seabed and is detected after 5 seconds. if the speed of ultrasound through seawater is 1600 m/s what is the distance of the seabed from the ship?

What planet has the longest period of revolution?

How does the potential energy of an object change when its height is tripled