Which of the following determines the type of element that an atom makes?

The size of the nucleus

The number of protons

The number of neutrons

Artificial gravity is produced in a space station by rotating it, so it is a noninertial reference frame.

Which best describes how fluids change as they travel through different portions of the convection currents? They change to solids at the outer portion of the convection currents. They change to solids at the inner portion of the convection currents.

Which of these describes an exothermic reaction? 1. energy is released by the reaction 2. energy is absorbed by the reaction 3. no energy is transferred by the reaction 4. energy is created in the reaction

A football is kicked into the air with a velocity of 32m/s at an angle of 25º. At the very top of the ball's path, its vertical velocity is

An electric appliance draws 1.5 amperes of current when it is connect 24-volt source. What is the resistance of this appliance? (5F) F 0.063 ohm G 11 ohm H 16 ohm 54 ohm

Explain how inertia and the shape of a loop counteract the force of gravity to keep riders from falling out when a roller coaster goes through a loop traveling upside down

Which is not a characteristic of an ideal fluid? A. high viscosity B. laminar flow C. constant density D. constant pressure

What type of weather system brings calm, clear weather?

What is one reason supporting genetic modifications to food

Match the description of how heat is transferred to the proper term. A. When two things in contact with each other transfer heat Convection B. When a liquid or gas carries heat Conduction C. When waves transfer heat Radiation