What are the similarities between a food web and a food chain? (I need three)

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A bicycle and a truck are both moving at 10mph, explain which one has more momentum.

Sean and Mary have conducted an investigation to test which materials conduct electricity. To do this, they set up a simple circuit using a battery, wire, and a light bulb. Then, they completed the circuit with objects made from different materials.

The thermal energy of an object depends on its mass, mass or temperature, or both?

A (n ___ is used to determine where an implanted electrode is to be placed in a brain in 3-dimensions.

2 kilogram bowling ball sits on top of a building that is 40 m the object has k e or g p e or both be sure to include the correct units

During a medical condition screening lung capacity testing is a standard procedure. True of false

Which of the following is a unit of energy found in food? a). vitamin b) calorie c) nutrient d) water

As one goes from left to right in a period, which of the following is true? A. The number of protons decreases. B. The number of valence electrons increases. C. both A and B D. none of the above

Which of the following surfaces reflects the most light A yellow cloth B. tree trunk C aluminum foil D. Concrete sidewalk

Which part of an atom has a mass approximately equal to 1/2000 of the mass of a common hydrogen atom? A. nucleus B. electron C. proton D. electron cloud