A sample of gold has a mass of 38.6 grams and a volume of 2 cm3. What is the density of gold

Volcanoes most often occur at plate boundaries and ___.

What causes the granular structure on the sun's photosphere?

A homogenous rod of length 5 m and a mass of 60 kg is kept in lever. Calculate the effort required to balance lever.

What energies are involved in boiling an egg?

A ball is dropped from the top of a cliff. By the time it reaches the ground, all of its gravitational potential energy has been transferred into kinetic energy.

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?