Unit 1 & 2 questions
Unit 1: The symbol for fluorine is?
F
Unit 3: ________________ measures how acidic or basic a substance is
Ph scale
Unit 5: Strong and weak forces act over __________________ distances.
Short
Unit 7: What are two types of waves?
Longitudinal waves and transverse waves
Unit 9: A resource that is used more quickly than it can be replenished is considered ______________
Nonrenewable
Unit 1: What type of element is arsenic?
A Metalloid
Unit 3: The substance doing the dissolving is called a _____________________.
Solvent
Unit 5: This force pulls very large objects towards one another. _______________________
Gravity
Unit 7: What type of wave is a sound wave?
Longitudinal waves
Unit 9: ___________________ is the type of alternative energy generated by a dam.
Hydroelectric energy
Unit 2: Electrons differ in their
Energy levels
Unit 4: A(n) __________ is a push or a pull that one body exerts on another.
Force
Unit 6: Energy is measured in___________________.
Joules
Unit 8: Voltage difference is measured in ____________________________
Volts
Unit 9: Natural gas is not a ________________________ energy source
Renewable
Unit 2: Electron energy transitions release
photons
Unit 4: Weight is a force and is measured in units called ____________
Newtons
Unit 6: Increasing the speed of an object __________________ its kinetic energy.
Increases
Unit 8: A large discharge of static electricity is also known as _________________________.
Lightning
Unit 9: Uranium is split in a chemical reaction to create tremendous amounts of energy. This describes nuclear ______________________.
Fission
Unit 2: Energy levels of electrons in an atom are measured through the atom’s?
Emission spectrum.
Unit 4: ________________ is the force that opposes motion between surfaces that touch each other.
Friction
Unit 6: According to the law of conservation of energy, the total amount of energy in the universe remains ________.
Constant
Unit 8: The rate at which an electrical device converts energy from one form to another is called __________________.
Electrical power
Unit 9: When fossil fuels are burned to generate electrical energy, some carbon by-products are emitted into the atmosphere. This releases _________________________ into the atmosphere.
Carbon dioxide