Measuring height and weight are examples of which type of research?

Explain the popular saying "we are made of stardust. how are we made of stardust? use scientific vocab.

The flashing of directional signals as it indicates that used it safe to bed

4. when a child cries out during rough play, the caregiver should a. encourage the distressed child to fight back. b. respond immediately, since the behavior has changed to fighting. c. ignore it, because rough play is a natural part of children’s learning. d. ignore the request for unless there has been an injury. i need answer