An increased flow of electric current through a thermistor element indicates a __ temperature. Higher. Lower.
What is the heat energy involved in the change of state, or phase, in water? mechanical heat sensible heat radiant heat latent heat body heat
How long is the string of buoys? 20 meters 10 meters 14 meters 28 meters
What quantum number determines the energy and size of an orbital? a) The angular quantum number b) The spin quantum number c) The magnetic quantum number d) The principal quantum number
Power can surge when coming back on, so you should leave everything plugged in. True False
Heat is thermal energy that matter contains. transfers. both of these none of the above
Which law of thermodynamics tells us what is most probable in nature? 0^thlaw 1^stlaw 2^ndlaw 3^rdlaw
8) Which of the following is suitable as a minimum shielding for gamma radiation? A) regular clothing B) lab coat C) gloves D) lead E) paper
Jack tries to place magnets on the door of his refrigerator. He observes that the magnets don't stick. He guesses that the door of the refrigerator is made of a nonmagnetic substance What stage of scientific investigation does his guess represent? A. ask questions B. construct a hypothesis C. explain the results D. make observations
What is the temperature at which all molecular movements stop called? A. absolute zero B. standard temperature C. boiling point D. freezing point
Fire the catapult at the lowest cup position What is the distance achieved? About 635 About 357
If Jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, what is being done? compression work radiation energy creation
Which word or phrase best describes entropy? disorder order kinetic energy force
What are most semiconductors made from? aluminum copper iron silicon
At which temperature does all molecular motion stop? OR $0^{\circ }C$ OK $0^{\circ }F$
Which statement about the volume and pressure of a gas is the most accurate? Volume of a gas is directly proportional to pressure of that gas in any container. Volume of a gas is inversely proportional to pressure of that gas in any container. Volume of a gas is always greater than pressure of that gas in any container. Volume of a gas is equal to pressure of that gas in any container.
CER: Make a claim about which type of material (dark or light)increases in temperature more when exposed to light energy Use evidence and scientific reasoning from class to support your answer. Your answer
In a transverse wave the wavelength can be measured as the distance between two adjacent compressions. TRUE FALSE
The slope of a linear velocity vs time graph tells us the __ of the object. displacement velocity speed acceleration
What is the first nucleus of an atom shown as? a fuzzy cloud a mass of protons and neutrons a solid mass surrounded by electrons a mass of protons
