What happens when you put a galvanized zinc nail in copper solution for an hour? Does is rust or turn different color? What is the outcome? What happens after an hour in vinegar?

A scientist finds a new life form and determines that it is single-celled. Which of the 6 kingdoms could it belong to?

What is the difference between weathering, erosion, and decomposition?

What is the general relationship between the size of an atom and its first ionization energy?

What is the simple subject of this sentence? Then, glancing upward at Lady Weather's face, he saw a look of consternation.

In which of the following situation is work being done? A car is pushed but does not budge. A weightlifter holds a barbell over his head. A wagon is pulled at an angle of 30 degrees to the horizontal. A swimmer treads water for 15 minutes.

Which of the following is an example of the strong nuclear force acting in an atom? A. A proton repelling a proton B. A neutron attracting a neutron C. A neutron repelling an electron D. An electron attracting a proton

The anatomic position refers to the position in which a person is standing upright facing the observer, feet parallel and flat on the floor, and palms facing forward.

If water vapor with the mass of 35.0 grams is cooled and condensed into water in a closed system such as a closed glass jar, what is the mass of the water after the water vapor completely condenses?

The objects listed are placed at the top of a ramp and roll down to the bottom without slipping. Assuming that there is no air resistance, rank them in order from fastest average rolling speed to slowest. a. large marble b. basteball c.

How does the force due to gravity on Mars compare to the force due to gravity on Earth?, and Using Newton's Second Law, explain how a rocket can have an increase in acceleration over time.