Which devices might use electromagnets? pick all that apply.

1. audio speakers

2. plastic combs

3. trains

4. doorbells

5. revolving chairs

6. cranes

Problem PageQuestion Liquid hexane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water. Suppose 6.9 g of hexane is mixed with 17.3 g of oxygen.

Explain in detail what happens to the Earths surface after an earthquake due to the force of tension

If oxygen and steel wool are combined is it a physical change or chemical change?

Which item is not considered electromagnetic energy?

Here are some energy resources. List the renewable energy resources. Wind Solar Oil Geothermal Gas

What is a unit of mass?

Which is not an era of the Phanerozoic eon

Newton's third law states that when an object exerts a force on another object, the second object exerts an equal but opposite force on the first object. Which of the following shows an example of this? a.

A car is moving 14.4 m/s when it hits the brakes. It slow from 78.8 m, which take 9.92s. It then accelerates at 1.83 m/s 2 for 4.50 s. What is the total displacement?

Select all of the answers that apply. What conditions on Earth are unique from other planets in our solar system?