Which of the following could be used as biomass fuel? Check all that apply. A. Rocks B. Corn stalks C. Plastic D. A tree

What is an example of revolving motion

Where does sea-floor spreading take place? a. convergent boundaries c. oceanic volcanoes b. transform boundaries d. mid-ocean ridges

In which circumstance is displacement the same as distance traveled

Two ac generators supply the same voltage. However, the first generator has a frequency of 1.2 kHz, and the second has a frequency of 4.6 kHz. When an inductor is connected across the terminals of the first generator, the current delivered is 0.56 A.

1. Why is Earth's temperature just right for life? A: Earth's core is hot enough to heat Earth's surface. B: Earth's magnetic field creates suitable temperatures on Earth's surface.

A perpetual motion machine can never be built because it is not possible to eliminate A) Momentum B) Inertia C) Elasticity D) Friction

What makes the lumbar vertebrae different from the cervical vertebrae and the thoracic vertebrae?

Matter has Certain types of what

Identify the type of relationship that exists between density and temperature

You are standing on the sidewalk and see a bus drive by. What would be an ideal frame of reference? A bird flying overhead A jogger running along the sidewalk A car driving alongside the bus A tree across the street