Questioning is a highly effective strategy that has the potential to successfully engage students. Questioning a particular student about an aspect of a lesson prompts the attention of that student as well as most of the students in close proximity.
Food scientist Vickie Kloeris makes meals for astronauts. Vickie Kloeris' job is to feed those astronauts. As one of NASA's top food scientists, she manages the agency's food laboratory as well as the ISS's food system, making sure everyone onboard has plenty to eat and a varying menu.
Great food - in space! To make sure astronauts are happy while they are in space, especially if they are going to spend a long time in space, scientists invest a lot of effort in working out ways to make their favourite dishes suitable for zero gravity eating.