Why does a siren on an ambulance sound different when it is moving away from you than when it is moving toward you? When the ambulance is approaching you the siren has a higher pitch than when it is moving away. This change in pitch with the motion of the source is called the Doppler […]
How many babies are born every second?
How many babies are born every second? 4.3 births How many babies are born each year in the US? Slightly fewer than 4 million babies are born in the United States each year, and the details of how, when, and where they arrive are always shifting. Total fertility rate is an estimate of the average […]
How have the enforcement provisions increased congressional power?
How have the enforcement provisions increased congressional power? The enforcement provisions contained in these amendments extend the powers of Congress originally enumerated in Article One, Section 8 of the Constitution, and have the effect of increasing the power of Congress and diminishing that of the individual states. They led to the “Enforcement Acts” of 1870 […]
What is the primary reason according to the text that the transition to adulthood has become elongated?
What is the primary reason according to the text that the transition to adulthood has become elongated? What is primary reason, according to the text, that the transition to adulthood has become elongated? It takes longer to earn enough to support a family. What is the importance using perspective in understanding the family? Recall that […]
What is the impact of child maltreatment?
What is the impact of child maltreatment? Maltreatment can cause victims to feel isolation, fear, and distrust, which can translate into lifelong psychological consequences that can manifest as educational difficulties, low self-esteem, depression, and trouble forming and maintaining relationships. Which of the following families are more likely to be affected by child maltreatment? The youngest […]
What is the basic principle of paper chromatography?
What is the basic principle of paper chromatography? The principle of paper chromatography is partition. In paper chromatography there are two phases one is the stationary phase and the other is the mobile phase. Here, water trapped in the paper acts as the stationary phase and solvent acts as the mobile phase. What is Rf […]
What are the basic beliefs of Jehovah Witnesses?
What are the basic beliefs of Jehovah Witnesses? Witnesses hold a number of traditional Christian views but also many that are unique to them. They affirm that God—Jehovah—is the most high. Jesus Christ is God’s agent, through whom sinful humans can be reconciled to God. The Holy Spirit is the name of God’s active force […]
How did the Plateau Indians adapt to their environment?
How did the Plateau Indians adapt to their environment? For generations the Plateau tribes adapted their lifestyle to the landscape, developing complex cultures around the rich natural environment of the region’s salmon-filled rivers. Their land was lush with fertile soil, evergreen forests, and wide varieties of game and vegetation. What is one way the Plateau […]
What are the five levels of Organisational conflict?
What are the five levels of Organisational conflict? The five levels of conflict are intrapersonal (within an individual), interpersonal (between individuals), intragroup (within a group), intergroup (between groups), and intraorganizational (within organizations). What are the different types of conflict in an organization? Organizational Conflict can be classified in 4 ways. Intra-individual/Intra-personal Conflict. Interpersonal conflict. Intra-group […]
Which tax uses the same rate for all income levels 5 points?
Which tax uses the same rate for all income levels 5 points? A proportional tax is a tax where everyone, regardless of income pays the same rate as tax. Which tax uses the same rate for all income? progressive tax—A tax that takes a larger percentage of income from high-income groups than from low-income groups. […]