Tina is getting ready to plan her science fair project. she is intrested in doing something with tomato plants. which of the following could be tested through scientific experimentation?

a. which variety of tomato plant produces the tomatoes that taste the best?
b. which variety of tomato plant will look the most attractive in her garden?
c. which variety of tomato plant will produce the greatest yield in her garden?
d. which type of fertilizer will produce the tastiest tomatoes?

Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood