How can you tell if a gumball machine is vintage? Vintage and antique gumball machines share several key features, including: Clear glass bubble – This can be shaped like a sphere, a square, or a rectangular box, where the gumballs are stored. Die-cast metal base – This is often painted red where the mechanical parts […]
How does a big metal boat float?
How does a big metal boat float? Metal boats can float when their density (which is defined as mass per unit of volume) is less than that of water. In addition, the shape of the boat is very important. A flat bottom is best, with sides to keep out the water and a large surface […]
What words get apostrophes?
What words get apostrophes? If a noun is plural and ends in S, you only need to add an apostrophe at the end to make it possessive. Examples include “the students’ tests,” “the girls’ backpacks,” and “the Morris’ car.” In the case of irregular plural nouns that don’t end in S, add an apostrophe and […]
What was happening in the late 1970s?
What was happening in the late 1970s? The 1970s are remembered as an era when the women’s rights, gay rights and environmental movements competed with the Watergate scandal, the energy crisis and the ongoing Vietnam War for the world’s attention. What happened in the 1970s in America economy? The 1970s saw some of the highest […]
Do dogs have tonsils?
Do dogs have tonsils? Since dogs have tonsils, they can also develop tonsillitis. Tonsillitis has a fairly low rate of occurrence in dogs, and is more common in small breeds of dogs. Do cats have tonsils? Tonsillitis is inflammation of the tonsils and is rare in cats. When seen, it is usually caused by another […]
What happens to matter when it gets colder?
What happens to matter when it gets colder? Remember, if matter gets cold enough, it turns into a solid. If that same matter gets hot enough, it turns into a liquid and if it gets even hotter, it turns into a gas. f. Here’s another fact about matter: Every different substance has its own melting […]
How does a turbine governor work?
How does a turbine governor work? A steam turbine governor is a component of the turbine control system that regulates rotational speed in response to changing load conditions. The governor output signal manipulates the position of a steam inlet valve or nozzles which in turn regulates the steam flow to the turbine. What is turbine […]
What are the 8 steps in meiosis?
What are the 8 steps in meiosis? What are the 8 stages of meiosis? prophase I. the chromosomes condense, and the nuclear envelope breaks down. Metaphase I. pairs of homologous chromosomes move to the equator of the cell. Anaphase I. Telophase I and Cytokinesis. Prophase II. Metaphase II. Anaphase II. Telophase II and Cytokinesis. What […]
When did the flour industry start?
When did the flour industry start? The earliest archaeological evidence for wheat seeds crushed between simple millstones to make flour dates to 6000 BC. The Romans were the first to grind seeds on cone mills. In 1779, at the beginning of the Industrial Era, the first steam mill was erected in London. What did flour […]
How many year is a score?
How many year is a score? Lincoln’s address starts with “Four score and seven years ago.” A score is equal to 20 years, so he was referencing 87 years ago — 1776, when the Declaration of Independence was signed. The speech was made, then, seven score and seven years ago. What is the value of […]