Is infrared reflected by mirrors? Do mirrors reflect only visible lights, or do they reflect light of other frequencies (if so then which types–x-ray, infrared, gamma, etc)? Yes and no, a normal mirror reflects visible light and likely near IR and UV, but it’s not optimized for anything past that. Do Humans give off infrared […]
What are 3 types of observation?
What are 3 types of observation? When it comes to observational research, you have three different types of methodologies: controlled observations, naturalistic observations, and participant observations. Let’s quickly look at what each type of observation includes, how they differ, and the strengths and weaknesses of each type of observation. What are the 2 main types […]
What are divisible by 5?
Are slow oxidative fibers fatigue resistant?
Are slow oxidative fibers fatigue resistant? The three types of muscle fibers are slow oxidative (SO), fast oxidative (FO) and fast glycolytic (FG). Slow oxidative fibers use aerobic metabolism to produce low power contractions over long periods and are slow to fatigue. Which type of fiber is best if you need a quick burst of […]
What is the difference between dependent and independent variables?
What is the difference between dependent and independent variables? You can think of independent and dependent variables in terms of cause and effect: an independent variable is the variable you think is the cause, while a dependent variable is the effect. In an experiment, you manipulate the independent variable and measure the outcome in the […]
Which stage lasts the longest?
What does null hypothesis mean?
What does null hypothesis mean? The null hypothesis is a typical statistical theory which suggests that no statistical relationship and significance exists in a set of given single observed variable, between two sets of observed data and measured phenomena. What is the null hypothesis for at test? The null hypothesis remains the same for each […]
What are examples of developmentally appropriate activities?
What are examples of developmentally appropriate activities? Sharing cardboard books with babies and frequently reading to toddlers on the adult’s lap or together with one or two other children. Providing simple art materials such as crayons, markers, and large paper for toddlers to explore and manipulate. What are the most effective teaching strategies? 7 Effective […]
What are the three aspects of health?
What are the three aspects of health? There are 3 major areas of the health triangle: physical, mental and social. Good decision making and healthy choices reduce the risk of disease and increase health overall. What are three aspects of overall health? The health triangle is a measure of the different aspects of health. The […]
What is a yellow sign with a black triangle?
What is a yellow sign with a black triangle? Emergency Diversion Routes are signposted using black symbols on a yellow patch. There are four shapes — square, triangle, circle and diamond — but each can be shown filled or in outline, making eight distinct symbols. What does the yellow diamond sign mean? WARNING What does […]