Which action is most likely to increase the number of discoveries scientists can make

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled