A Maglev train is powered by magnetism and electricity. A student wants to build a model of this train. Which test will best determine if the model train works? Attach the train to an electric fan
Attach the train to an electric fan

Connect the train to a solar panel
Connect the train to a solar panel

Connect the train to an electromagnet
Connect the train to an electromagnet

Connect the train to a rocket
Connect the train to a rocket

If a baby girl guinea pig looks almost identical to its mother, does this then mean that it inherited more alleles from its mother? explain. (hint: think about the vocabulary words dominant and recessive.)

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit