If gas can be converted into electrical energy, then gas can be converted into:? Answer choices: - a hydraulic system - electrical energy - planet - car engine - Time and energy - an engine - hydrogen and oxygen - solar energy
electrical energy

If when the hemisphere receives more sunlight, it is summer, then what season is it when the hemisphere is aimed at the sun? Answer choices: - Spring - cold - Summer - Autumn - started - Winter - closed - mild
Summer

If estimating the age of trees can be used in reviewing earthquake history, then estimating the age of trees can be used for what? Answer choices: - genetic diversity - they body they live in - earthquake history - food and shelter - gardening - important habitats - bird watching - recreation
earthquake history

If sunlight and liquid precipitation can cause a rainbow, then what can cause a rainbow? Answer choices: - photosyntehsis - tornadoes - sun and hot weather - snowfall and fog - chemical messengers - sun and liquid precipitation - algae and plants - photosynthetic pigments?
sun and liquid precipitation