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Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Elliot Spencer, co-host of Rollercoaster, walks up to Ruben, looking despondent. In front of Ruben is a ...

Discover how red cabbage can act as a natural pH indicator, revealing whether substances are acids or bases through beautiful color changes. pH is a measure that tells us how acidic or basic a ...

Scientists use a scale called the pH scale to measure how acidic or basic something is. The scale runs from 0 to 14. Where 0 is the most acidic and 14 is the most basic. Around the middle we have ...

Today for Science with Dr. Bob we are working with an unconventional way to check the pH certain liquids. "Cabbage shows its colors as a pH indicator" · Plants are the primary producers of food and ...