4. The Cenozoic Era is also referred to as the

A. First Era.

B. Age of Dinosaurs.

C. Age of Fish.

D. Age of Mammals.

Select all of the energy types present in the circuit system when the switch is set to "Off." A. light energy B. heat energy C. sound energy D. electrical energy E. chemical energy F. magnetic energy

How is a transverse wave different than a longitudinal wave?

A scuba diver and her gear displace a volume of 68.5 L and have a total mass of 71.8 kg. Part A What is the buoyant force on the diver in sea water? FB = nothing N Request Answer Part B Will the diver sink or float?

How is clean, fresh water produced in nature

The Lamborghini Diablo sports car can accelerate from 0.0 km/hr to 99.2 km/hr in 4.0 seconds. What is the acceleration of this car? Give your answer in units of kilometers per hour/sec.

Using the atomic symbol above report how many protons, neutron, and electrons an atom of neon contains.

Which of the following is not shorthand to describe one of the three types of ecological relationships? +/+ -/+ +/0 -/0

Which is a characteristic of an electromagnetic wave?

What does the ozone layer absorb? a. Microwaves c. UV radiation b. X-rays d. Infra-red radiation

An object is undergoing shm with period 0.900 s and amplitude 0.320 m. at t = 0 the object is at x = 0.320 m and is instantaneously at rest. calculate the time it takes the object to go (a) from x = 0.320 m to x = 0.160 m and (b) from x = 0.