A large school district is considering changing the start time of their elementary and high schools. The superintendent wants to poll parents to get their feedback on the proposed change. Some parents in the district have their email address on file with the district, so the superintendent emails a survey to a random sample of addresses. After a week, they send a reminder email to those addresses that encourages parents to fill out the survey if they haven't already. Which of the following is not a potential source of bias in their survey? Choose 1 answer: (A) Parents with strong opinions are more likely to respond. (B) Parents without email access may have different opinions than parents with email access. (C) Some parents may be too busy to respond based on their work schedules, and thev miont have

The nucleus of a cell contains a. gametes b. chromosomes c. karyotypes d. cytoplasm

5. Para una receta de ponche de frutas se requieren 3 litros de jugo de naranja y 2 litros de jugo de piña. José crea una bebida al mezclar 4 litros de jugo de naranja con 3 litros de jugo de piña. ¿Qué receta tendrá un sabor a piña más fuerte?

Describe the filtration process. State the lab tools/equipments that you will use to perform this technique. You may draw the set-up after your description.

In Piaget's theory, a circular reaction is a means of building schemes in which infants a. try to imitate the behaviors of others around them b. attempt to act out imaginary activities c. try to repeat chance motor activities again and again d. attempt to form mental representations of the world Clear my choice

Which statement about the physical growth of infants and toddlers is true? a. Infants and toddlers grow in spurts. b. Infants and toddlers grow at a consistent, steady rate. c. Infants grow in spurts, but toddlers grow at a consistent, steady rate. d. Infants and toddlers grow more slowly than at any other time during childhood.