A sprinter accelerates from rest to 9.00 m/s in 1.38 s. what is her acceleration in (a) m/s2; (b) km/h2?

The specific heat of substance X is 200 J/g*C, how much heat is required to change the temperature of 2.0 grams of substance X from 35 degrees Celsius to 55 degrees Celsius?

U are asked to measure the amount of liquid held in a sports drink bottle. which is an appropriate unit of measurement? is grams, mililiters, milligrams or centimeter

Given the mass, width, and length of a boat how do you calculate how deep the boat will sink in water?

Select all that apply. Choose the statement (s) that best describe Earth's hydrologic, rock, and tectonic cycles. a. They continuously recycle Earth's materials. b. They contribute to a balance or equilibrium of Earth's materials. c.

Three plant like organisms which cannot produce their own food are

Why arent insulators allowed in operating rooms

What does Kepler's second law state? A. Planets travel in ellipses. B. Planets sweep equal areas in equal times. C. A planet's apparent backward movement is termed retrograde motion. D.

Why do charges build up in a cloud

How does the wave model of electrons orbiting the nucleus account for discrete energy values?

An ecosystem is all the populations of organisms that live together and A. the microorganisms that depend on them. B. the organisms that generate energy from sunlight. C. the physical factors with which they interact. D.