The first stage of erikson's psychosocial theory involves an infant's need to do what?
a. develop a basic sense of trust.
b. explore and manipulate objects.
c. initiate intellectual or motor tasks.
d. receive food necessary for survival.

Write a question about how changing temperature affects the gas inside the sports ball

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.