Which of these chemical formulas represents two elements whose atoms have joined together with an ionic bond? A. O2 B. CaO C. NeNe D. MgCa

Select all the factors listed that influence the density of ocean water. a. tides b. salinity c. fecundity d. temperature E. wave height F. current speed

List the TWO main parts (or components) that need to be included in a basic electric motor in order for it to function correctly. This question pertains to only the motor itself and not anything the motor is running. This is a short answer response.

A particle with a mass of 6.64 * 10-27 kg and a charge of + 3.20 * 10-19 C is accelerated from rest through a potential difference of 2.45 * 106 V. The particle then enters a uniform 1.60-T magnetic field.

A specimen of steel has a rectangular cross section 20 mm wide and 40 mm thick, an elastic modulus of 207 GPa, and a Poisson's ratio of 0.30.

When compared to other types of waves, electromagnetic waves differ because they are

Which features involve compression? Select the three correct answers. A. Reverse faults B. Anticlines C. Folded mountains D. Normal faults E. Monoclines

You place a cup of 210 degrees F coffee on a table in a room that is 68 degrees F, and 10 minutes later, it is 200 degrees F. Approximately how long will it be before the coffee is 180 degrees F? Use Newton's law of cooling:

What change occurs to the mass of an object when an unbalanced force is applied to it? A. The mass increases. B. The mass decreases. C. The mass remains the same. D. The mass reduces to zero. E. The mass changes by an indeterminate amount.

The equilibrium price will rise, but equilibrium quantity may increase, decrease, or stay the same if a. demand increases and supply decreases. b. demand increases and supply increases. c. demand decreases and supply increases. d.

The nearest large galaxy to our own is about 2.5 million light-years away. how many meters is that