A 20-kg child is tossed up into the air by her parent. The child is 2 meters off the ground traveling 5 m/s.

How do hydroponic plants differ from nonhydroponic plants? a.) hydroponic plants can grow in a dryer soil. nonhydroponic plants grow in moist soil. b.) hydroponic plants grow on other plants and are known as air plants. nonhydroponic plants do not grow on other plants. c.) hydroponic plants can only grow in rain forests. nonhydroponic plants cannot grow in rain forests. d.) hydroponic plants are grown without soil. nonhydroponic plants are grown in soil.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

What will a positive and a negative charge do if they are separated from each other?