You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has what energy, kinetic or potential

A piece of aluminum is dropped vertically downward between thepoles of an electromagnet. Does the magnetic field affect thevelocity of the aluminum? a. yesb. noExplain.

Which coordinate system would be most useful for two observers (one in Michigan and one in Florida) who wants to observe the same astronomical object and discuss their observations over the phone as they're making them? a.

Which of these was designed to study Saturn? A) Voyager 1, Hubble, and Cassini B) Huygens, Voyager 1, and Hubble C) Cassini, Hubble, And Huygens D) Voyager 1, Huygens, and Cassini

How are energy and speed related

What do behaviorism and cognitive psychology have in common? O Both rely on the scientific method. Both attempt to explain human behavior. Both note the differences between human and animal behavior Behaviorism focuses on actions only.

An example of an unbalanced force is

When the atom's electrons step down to lower energy levels in a thin cloud of hot gas, what is produced?

Which is the relationship between algae and fungus? Options: Parasitism. Commensalism. Mutualism.

Photosynthesis is an endothermic chemical reaction that forms sugars from carbon dioxide, water, and the sun's energy. Which of the following must be true of photosynthesis?

What is a calorimeter used to measure?