WorksheetsA+ College Ready Thompson
Total questions: 10
Worksheet time: 5mins
After his gold foil experiment, Rutherford concluded that
The alpha particles traveled in a straight line through the atom with only some being deflected by the nucleus.
Alpha particles were repelled by the protons in the nucleus.
The nucleus occupies a small percentage of the space in an atom.
All of the above.
Energy is associated with every phase change. When a material absorbs energy, in the form of heat from the environment, it is known as an endothermic process. Which of the following processes listed below is/are endothermic?
I. Melting
II. Condensation
III. Sublimation
I only
II and III only
I and III only
All of them are endothermic.
Which of the following best describes a centripetal force?
A force that is caused by the circular motion of an object.
A force, directed toward the center of the circular path, that causes an object to move in a circular path.
A force that does not accelerate an object that is moving in a circular path.
A force that pulls outward on an object that is moving in a circular path.
What does it mean when a wave's amplitude increases?
It's moving through a denser medium.
Its frequency also increases.
It's carrying more energy.
Its wavelength gets longer.
NGSS MS-PS1-2 states, "Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred." Which is a Science and Engineering Practice from the standard?
Analyzing and interpreting data
Cause and Effect
Constructing explanations and designing solutions
Matter and its interactions
Which of the stages of structured practice sessions is most frequently left out by teachers?
Close Monitoring: "You do, I watch."
Guided Practice: "I do, you help."
Modeling: "I do, you watch."
Frequent Structured and Varied Practice: "You do it alone."
According to research, which of the following elements yields the most growth in student achievement?
Examining similarities and differences
Structured practiced sessions
Examining errors in reasoning
Formal assessment of individual students
The smallest particle of an element; made of electrons, protons, and neutrons
Atoms
Elements
Molecules
Products
A substance produced during a chemical reaction
Product
Reactant
Properties
A new substance with unique chemical and physical properties that is formed when two or more elements are chemically bonded during a chemical reaction
Product
Compound
Molecule
Atom
