If gold gets hot enough, it will melt. What type of change is this? A. physical only B. chemical only C. physical and chemical

Which has a higher acceleration a 10-kg object acted upon with a net force of 20 N or an 18-kg object acted on by a net force of 30 N?

how does The electric force between charged objects change as the other objects move away from each other

When galaxies move away from us they appear to have a "red shift" in color. Explain why this happens.

What are the cons of using a cup made of ceramic

A sound wave is a transverse wave surface wave longitudinal wave planetary wave

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?

How Long will it take a plane flying north from Miami to reach New York City 1800 km away if the average velocity of the plane is 940 km/h

If vector A = 5.5N NE and vector B = 10m N 30° W, what is the vector product of A*B

Which is the best desciption of a molecule?