Which oftthe following is the least reliable source of background information for a scientific project? General internet site, government internet site, library reserve section, or scientific journal.

According to the navigation rules, which must be aboard a 22-foot powerboat

The reason that oscillating systems are good to use for clocks is: A. The period of an oscillation does not depend upon amplitude. B. Real mass-spring systems are frictionless and energy is perfectly conserved. C.

A driver of a car enters a new 110 km/h speed zone on the highway. the driver immediately begins to accelerate and reaches 110 km/h after driving 500 m. if the original speed was 80 km/h, what was the driver's acceleration?

Which two things affect an object's momentum? speed and velocity mass and velocity direction and speed speed and distance traveled

Which produces more energy: The fissioning of a single uranium nucleus or the fusing of a pair of deuterium nuclei? The fissioning of a gram of uranium or the fusing of a gram of deuterium?

A glass window is a clear object that light passes through as it travels in a straight line. This is a good example of A. refraction of light. B. transmission of light. C. absorption of light. D. reflection of light.

Why is net force a vector sum A. All forces have direction and magnitude B. Forces can only be attractive C. All forces are contact forces D. There are four fundamental forces

Does the elf owl's small size allow it to live in cacti

If grapefruit juice has a ph of 3.0 and egg white have a ph of 8.0, which contains more h + ions? how many more?

Consider a single photon with a wavelength of λ, a frequency of ν, and an energy of e. What is the wavelength,? Consider a single photon with a wavelength of λ, a frequency of ν, and an energy of e.