What does a food chains show?

List the types of evidence used to classify organisms

If the heat of fusion is 32.2 kj/mol, the amount of heat energy required to melt 5.67 grams of feo is

How many neutrons does element X have if it's atomic number is 21 and it's mass number is 75

An airplane travels in a straight line directly from Washington, d. c., to Atlanta, Georgia. Ignoring take off and landing, what is constant throughout the majority of the flight? time distane velocity or temperature

An astronaut is floating happily outside her spaceship, which is orbiting the earth at a distance above the earth's surface equal to 1 earth radius. the astronaut's weight is

How much force is needed to stretch a spring 1.2 m if the spring constant is 8.5 n/m? 7.1 n 7.3 n 9.7 n 10.2 n

What forces are equal and opposite sides

B. how does the separation between galaxies compare to the separation between stars? based on your answer, discuss the likelihood of galactic collisions in comparison to the likelihood of stellar collisions.

Period vs string length String length (cm) 100cm, 75cm, 50cm, 25cm Each one below matches the strength length above time 10 periods (s) - trial 1 time for 10 periods (s) - trial 2 time for 10 periods (s) - trial 3

How could you determine the instantaneous speed during a trip?