Please help write hypothesis for each one, 1 sentence each, please and thank you. Does changing the wing shape to make it more narrow effect the difference a paper airplane will fly?

How does heat affect the motion of water molecules?

How does increasing the slope of a ramp affect how far a marble travels

Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time.c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions

What is the best-known carbohydrate?

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi