In a motor, electrical current enters through the brushes.

a. True

b. False

A translucent material A. reflects all light. B. absorbs all light. C. scatters some light. D. transmits all light.

The scientific name for the common house cat is felis demesticus

An artillery shell is fired at an angle of 56.1 ◦ above the horizontal ground with an initial speed of 1660 m/s. The acceleration of gravity is 9.8 m/s^2. Find the total time of flight of the shell, neglecting air resistance. Answer in units of min.

Match each method of erosion with the correct definition - solution= -abrasion= saltation=

Question 8 Sedimentary rock can be changed into igneous rock if sediments are - compacted. deposited. weathered. melted

Briefly describe why these searches suggest that star-like (our planet-like) objects and black holes cannot account for all the dark matter in the halo of our galaxy.

What two units of measurement are necessary for describing speed?

If 3,600 J of work is done in 3.0 s, what is the power? 0.00083 W 1,200 W 3,600 W 11,000 w

Julia rides her horse 12 miles in 45 minutes. What is her average speed in mi/min? Show Your Work.

What happens to the inertia of an object of its mass is decreased?