Category: Physics

How does frequency affect interference? A higher frequency corresponds to a shorter wavelength. Waves of shorter wavelength spread out (diffract) less after passing through the slits, and the short wavelength leads to a smaller angle at which constructive interference (one wavelength path difference between the two waves) will occur. What is interference effect? Interference, in […]

What is the recommended amount of physical activity for children? Children and adolescents ages 6 through 17 years should do 60 minutes (1 hour) or more of moderate-to-vigorous intensity physical activity each day, including daily aerobic – and activities that strengthen bones (like running or jumping) – 3 days each week, and that build muscles […]

What happens if you mix water and flour together? When flour and water are mixed together, water molecules hydrate the gluten-forming proteins gliadin and glutenin, as well as damaged starch and the other ingredients. The hydration process is achieved when protein and starch molecules create hydrogen bonds and hydrophilic interactions with the water molecules. What […]

What is buffer solution give example? Buffer solutions resist a change in pH when small amounts of a strong acid or a strong base are added (Figure 1). A solution of acetic acid and sodium acetate (CH3COOH + CH3COONa) is an example of a buffer that consists of a weak acid and its salt. What […]

How much of the ice cube will be submerged below the surface of this liquid? 90% Why do you float more easily in the ocean than in fresh water? When salt is dissolved in water, as it is in ocean water, that dissolved salt adds to the mass of the water and makes the water […]

Why did Islam spread so quickly quizlet? Islam spread quickly because its leaders conquered surrounding territories. As Muhammad and the Muslim leaders that came after him conquered lands in the Middle East and beyond they spread the teachings of Islam. Islam spread quickly because its lands were well governed and orderly. How did Islam spread […]

Do you need a male and female apple tree to get fruit? Pollinating Apple Tree Flowers Like all fruit trees, apples need to be pollinated if they are to set fruit. This involves the transfer of pollen from the stamen (the male part of the flower) to the stigma (the female part). How many years […]

What 3 word parts are in antibiotic? The three primary word elements are prefixes, roots and suffixes. What are the four types of word parts? There are a total of four different word parts, and any given medical term may contain one, some, or all of these parts. We will classify these word parts as: […]

What are the four main blood vessels? The major blood vessels connected to your heart are the aorta, the superior vena cava, the inferior vena cava, the pulmonary artery (which takes oxygen-poor blood from the heart to the lungs where it is oxygenated), the pulmonary veins (which bring oxygen-rich blood from the lungs to the […]

Can I use water instead of pouring medium? Water can´t be used instead of pouring medium. Water changes the consistency of acrylic paint but it also changes the pigment density of the paint. When you dilute the acrylic paint too much with water, then the paint will no longer adhere properly to the surface. How […]