Caila designs a model to test how the use of different combinations of energy resources would affect global temperatures. Which of these combinations is
likely to produce the lowest increase in temperature in her model?
A. Natural gas and solar
B. Geothermal and wind
C. Nuclear fission and coal
D. Oil and hydroelectric

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

How can an organ, such as the lungs, work for multiple body systems?

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?