The main difference between speed and velocity involves

A. gravity.

B. distance.

C. direction.

D. weight

Describe at least two ways nuclear fission was used in the twentieth century

If a pot of boiling water is dumped into a bath tub of cold water, how does the hot water heat the cold water cold flows from the hot water to the cold water heat flows from the hot water to the cold water heat flows from the cold water to the warm

A box is lifted at a constant speed of 7.0 m/s by a machine. If the power of the machine is 21000 W, then the force applied is equal.

How many nonradioactive elements can be found in smartphones?

Which of the following is NOT a type of electromagnetic wave? Seismic waves Visible light Radio waves Microwave

An oil drop with a mass of 8.3 grams and a charge of + 2.2 mC is floating 7.68 meters above a positively charged floor. What is the magnitude of the charge on the floor?

True or false? disk blocks are made up of one or more sectors

Write a paragraph showing the relationship between chemistry and physical based on what you've learned from the periodic table

An aluminum screw has a density of 2.7 g/mL and a volume of 15mL. What is the mass of the screw?

Compare and contrast power and work.