Which of the following properties can change during a physical change? A physical change involves a change in physical properties. Examples of physical properties include melting, transition to a gas, change of strength, change of durability, changes to crystal form, textural change, shape, size, color, volume and density. Which of the following physical changes shows […]
Why did Roosevelt set aside millions of acres for national parks and wildlife?
Why did Roosevelt set aside millions of acres for national parks and wildlife? Roosevelt set aside millions of acres for national parks and wildlife because he wanted to preserve the forests and environment for future generations so we would still be able to use natural resources, but not be wasteful with them and use them […]
What does the Federal pillars cartoon mean?
What does the Federal pillars cartoon mean? “The Federal Pillars,” from The Massachusetts Centinel, August 2, 1789, via Library of Congress. The Massachusetts Centinel ran a series of cartoons depicting the ratification of the Constitution. Each vertical pillar represents a state that has ratified the new government. Who made the federal edifice cartoon? Russell What […]
Why is it called a jackass penguin?
Why is it called a jackass penguin? 1) African Penguins Are Also Known as “Jackass” Penguins This crude nickname refers to the loud, “braying” cry that African Penguins make to communicate, which sounds similar to a donkey. Can I own an African penguin? To own a penguin legally will require a lot of permits and […]
How can we protect sand dunes?
How can we protect sand dunes? Planting beach grasses and installing and maintaining sand fences can help hold sand in place. Sand fencing helps capture wind-blown sand and also controls pedestrian traffic to protect fragile dune vegetation. What plant helps to protect our dunes? Plants like American beachgrass are essential to dune health. The roots […]
When a person experiences constant anxiety and worry for which there is no known cause he or she may be demonstrating symptoms associated with which of the following?
When a person experiences constant anxiety and worry for which there is no known cause he or she may be demonstrating symptoms associated with which of the following? Generalized anxiety disorder, or GAD as it is more commonly referred to, is an anxiety disorder characterized by excessive worry or apprehension displayed across a variety of […]
How did people garden in the old days?
How did people garden in the old days? Some of the earliest gardens designed simply for ornamentation, recreation, and luxury were in ancient Egypt and the Middle East. They planted trees, flowering plants, fragrant herbs, and other plants to create shady, relaxing spaces for royalty and wealthy people to enjoy. Which type of garden is […]
Which pair consists of negative symptoms of schizophrenia?
Which pair consists of negative symptoms of schizophrenia? The negative symptoms of schizophrenia have traditionally been considered to consist of blunted affect, poverty of speech, asociality, avolition, and anhedonia. What is the most common negative symptom of schizophrenia? Social withdrawal (48%), emotional withdrawal (42%), and poor rapport (39%) were among the most common symptoms, and […]
Which psychologist is associated with the development of teaching machines?
Which psychologist is associated with the development of teaching machines? Skinner had developed what he called a theory of “radical behavioralism,” that all human activity can be seen as a behavior and that all behaviors can be modified through reinforcement techniques. B. F. Skinner is also often credited as the inventor of the teaching machine. […]
What is the size of Brazil 2020?
What is the size of Brazil 2020? 212,559,417 people What is the physical size of Brazil? The country of Brazil occupies roughly half of South America, bordering the Atlantic Ocean. Brazil covers a total area of 8,514,215 km2 (3,287,357 sq mi) which includes 8,456,510 km2 (3,265,080 sq mi) of land and 55,455 km2 (21,411 sq […]