If Sam and Thomas drive 200

miles in 2.5 hours to visit their mom, how fast were they going?

What is the address of the earth?

Complete the sentence with the word "element" or "compound." O is a (n) and H2O2 is a (n).

If we compare and contrast electromagnetic waves with sound waves, all BUT one statement is true. That is A) sound waves require a medium to travel while electromagnetic waves do not.

What are the uses of oxygen?

A 2.00-kg copper rod is 50.00 cm long at 23°C. If 40 000 J are transferred to the rod by heat, what is its change in length? ccopper = 387 J/kg·°C and αcopper = 17 * 10-6/°C. a. 0.022 cm b. 0.044 cm c. 0.059 cm d. More information is needed

What is 1/3 of 300

What geologic features might form at the surface of plate A?

Is it true that mollusks that live in water have lungs

Which is a true statement about waves? A They always travel in every direction at the same time. B. They travel at different speeds through different materials. c. They cannot travel through liquids or solids. D.

What is s the best description of the constructive interference of light? A. two waves have the same direction of displacement. B. two waves have displacement in opposite directions. C. a longitudinal wave meets a transverse light wave D.