Which number is 0.0069 expressed in scientific notation? 6.9 * 104 6.9 * 10-6 6.9 * 10-4 6.9 * 10-3

Anton created a chart listing different types of materials. Which best complete the chart? A. X: copper Y: glass B. X: rubber Y: copper C. X: paper Y: silicon D. X: silicon Y: glass

A moterbike accelerates 8m/s. What is the final velocity of the bike after 3 s?

Radio waves travel 300,000,000 m/s. The frequency is 101,700,000. ehats the wavelength

In a region where there is a uniform electric field that is upward and has magnitude 3.80x104 N/C a small object is projected upward with an initial speed of 2.32 m/s The object travels upward a distance of 5.98 cm in 0 200 s.

Im bored anyone want to talk to me i got nothing to do

Calculate the gravitational potential energy relative to the ground when an 82 kg person climbs to the top of a 2.0 m stepladder.

A rock is thrown from a cliff and hits the ground five seconds later at a distance of 50 m from the cliff how high was a cliff

A 15.0 m long plane is inclined at 30.0 degrees. If the coefficient of friction is 0.426, what force is required to move a 40.0 kg mass from rest at the bottom on the plane to the top of the plane with a final velocity of 8.00 m/s?

In a pig-calling contest, a caller produces a sound with an intensity level of 60 db. how many such callers would be required to reach the pain level of 120 db? 2 incorrect: your answer is incorrect.

Why is the use of scientific names important in biology?