Which term describes an educated guess about the outcome of an

experiment?

A. Data B.

Hypothesis

C. Analysis

D. Result

What is the wave speed of a sound wave if the frequency is 70 hertz and the wavelength is 0.4 meters

Heat is a transfer of thermal energy from one object to anther because of a difference in?

B. How could you determine the instantaneous speed during the trip? Be specific.

When ice is heated, it turns to water. Name the process.?

Why is a control important in an experiment?

If a bottle was heated what would be observed? Explain

A box with a mass of 100.0 kg slides down a ramp with a 50 degree angle. What is the weight of the box? N What is the value of the normal force? Round the answer to the nearest whole number.

How does thermal energy heat a house? What devices and systems are involved?

A skater with an initial speed of 7.68 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. Air resistance is negligible. (a) The coefficient of kinetic friction between the ice and the skate blades is 0.105.

A. A PH202 student lives next to a construction site and sees a crane with a wrecking ball demolish the building next door. The wrecking ball swings along the wall between her house and the neighbor's house.