What is the velocity of a sound wave traveling through air at a temperature of 18 degrees C? 343m/s. Why is the speed of sound through medium C 0 M s? This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel […]
What is the cone of depression quizlet?
What is the cone of depression quizlet? cone of depression. occurs in an aquifer when ground water is pumped from a well, in an unconfined aquifer (water table), this is an actual depression of the water levels. in confined aquifers (artesian), the cone of depression is a reduction in the pressure head surrounding well. watersheds. […]
What is the most expensive marble?
What is the most expensive marble? Calacatta How can you tell quality of marble? Dull patches on the surface of marble indicate poor quality. The simplest way to check the quality of tiles is to examine the marble under light at a 45-degree angle. Some manufacturers use artificial colours to make the marble tiles look […]
What happens to a rock when heat and pressure were added?
What happens to a rock when heat and pressure were added? Metamorphic rocks form when heat and pressure transform an existing rock into a new rock. Contact metamorphism occurs when hot magma transforms rock that it contacts. Regional metamorphism transforms large areas of existing rocks under the tremendous heat and pressure created by tectonic forces. […]
Where does the dependent variable go in a hypothesis statement?
Where does the dependent variable go in a hypothesis statement? A hypothesis states a presumed relationship between two variables in a way that can be tested with empirical data. It may take the form of a cause-effect statement, or an “if x,…then y” statement. The cause is called the independent variable; and the effect is […]
When the sun warms the sidewalk on a hot sunny day what type of energy conversion occurs?
What is a negative reinforcement example?
What is a negative reinforcement example? Deciding to take an antacid before you indulge in a spicy meal is an example of negative reinforcement. You engage in an action in order to avoid a negative result. One of the best ways to remember negative reinforcement is to think of it as something being subtracted from […]
Which of the following best describes the purpose of a histogram?
Which of the following best describes the purpose of a histogram? Which of the following BEST describes the purpose of a histogram? The best answer is that a histogram measures distribution of continuous data. A histogram is a special type of bar chart. It can be used to display variation in weight — but can […]
How many nautical miles can a country claim?
How many nautical miles can a country claim? 12 nautical miles What is the 200 nautical mile limit? An exclusive economic zone extends from the baseline to a maximum of 200 nautical miles (370.4 km; 230.2 mi), thus it includes the contiguous zone. A coastal nation has control of all economic resources within its exclusive […]
When weather predictions are incorrect What is the most likely cause?
When weather predictions are incorrect What is the most likely cause? 1) When weather predictions are incorrect, what is the most likely cause? Small differences in models can lead to large differences in complex systems. Measurements of the initial conditions may have been very inaccurate. The person predicting the weather may have had a bias. […]