Gemma is taking photos with her camera using autofocus. In order to get the camera to automatically focus on the subject so that she can review this before actually taking the photo, what should Gemma do

Can you think of a way a rock unit with an older fossil could be above a rock until with a younger fossil? describe the scenario.

Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

Why don't you see your reflection in water with waves or repples