Ions that carry a positive charge are called

a. anions

b. cations

c. mineralytes

d. valence ions

Give several examples of a mechanism, machine or system that has two or more simple machines working together to complete work.

What is laser Optics, and where is it used?

What kind of relationship exists between sound and the temperature of material

Light wave do not interfere T/f?

Which of these causes the lower mantle to remain solid despite high temperatures? a. salinity b. density c. pressure d. chemical composition

An object of mass 10 kg is accelerated upward at 2 m/s squared. what force is required?

How much work does a supermarket checkout attendant do on a can of soup he pushes 0.600 m horizontally with a force of 5.00 N? Express your answer in joules and kilocalories.

Arrange the objects in order from least to greatest potential energy. Assume that gravity is constant. (Use PE = m * g * h.

No physical processes have ever been demonstrated which provide a mechanism for the universe to assemble itself. True False

A very famous motorcyclist plans to jump across a canyon 3.5 kilometers wide. he plans to use a 30 degree ramp and leaves it at 196 m/s. Will he make it? show all calculations to prove your answer