You can do basic jump roping or if you are more advanced, you can add in advanced jumping skills such as jogging steps, the bell and the skier. True
False

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

Write a question about how changing temperature affects the gas inside the sports ball

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?