Look at the diagram. True or false? The height that the container is located above the spirit burner is a controlled variable in this investigation.

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.

What are atoms of the same element with varying number of neutrons

How will the system respond to a temperature increase?