Can you explain why energy from the sun is a renewable resource, while energy from oil is a nonrenewable resource?

Imagine that you have a sample of an unknown element and that you know only the elements mass number without directly measuring the number of protons in the nucleus of the element what other information would you need to know to identify the element?

If the ISS orbits 15 times a day around the Earth what height is it from the ground?

Anthony and Sissy are participating in the "Roll-a-Rama" rollerskating dance championship. While 75.0-kg Anthony roller skates backwards at 3.0 m/s, 60.0-kg Sissy jumps into his arms with a velocity of 5.0 m/s in the same direction.

The spacing and distribution of individuals within a population is known as

Four different observers are standing in a straight line on a street and hear a siren from a police car. Each person recorded their observations in the chart shown.

run at the same speed and in the same direction, and they both run for the same amount of time, what can you say about the distance they travel?

How can you show positive body languages with your mouth

After making minor changes to a team report, Jeff felit like he had done enough work on the project. When he was asked to contribute more, he got offlended and quit responding to requests from some leam members.

How many basic wave forms are there? A.) 1 B.) 2 C.) 3 D.) 4

Calculate the acceleration of a 90-kg skydiver with a net force of - 883 N