
Science: Matter and Energy Midterm
Quiz by Lca School
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
What principle states that the buoyant force experienced by an object is exactly equal to the weight of the fluid displaced?
What is the most important component of a heat pump?
Who first demonstrated the existence of invisible electromagnetic waves?
What is the heat required to change a given mass of a solid into a liquid?
What is the amount of heat needed to change an object's temperature by a given amount?
What law relates an object's force, mass, and acceleration?
What is the process in which colors are produced by interference of reflected light?
What fundamental force is responsible for elastic potential energy?
What is the process of dissipating the energy of sound waves in matter?
A gas with a pressure of 40.0kPa and a volume of 600. mL is contained in a cylinder. A piston reduces the volume of the gas to 200.mL. What is the new pressure of the gas?
Which type of wave makes communication possible between ships, airplanes, and cellphones?
What type of heat transfer occurs when a fan blows air in a room?
What is the apparent slowdown in time for an object traveling at nearly the speed of light?
When a whetstone is used to sharp[en a knife, the stone [performs work on the knife to remove excess metal. Water or mineral oil must be applied to the stone: otherwise, the blade will become too hot and warp. What scientific principle explains why the blade gets hot?
What happens to atmospheric pressure as altitude increases?
What is the term for a beam of light containing waves that are aligned in the same direction?
Which of the following is an SI unit for mass?
What is the product of an object's mass and velocity?
What form of energy is associated with the position of an object and the forces acting upon it?
What are the additive primary colors?
What is the ability for other scientists to reach the same conclusion by performing the same experiment under different conditions and by performing other experiments to test the same hypotheses?
How many significant digits are in 0.02063?
Which of the following can be considered a mixture of all the colors of light?
What is the phenomenon in which a liquid in thin tubes rises above or falls beneath its own level?
In 3.0 s, 480 waves pass through a certain point. What is the frequency of the waves?
What is the fluid friction that tends to slow an object as it moves through a fluid?
What is stimulated emission?
What is the output distance of a screw?
Why is laser light extremely intense compared to normal light?
How would you expect the speed of light measured in a stationary laboratory to compare to the speed of light measured by a satellite orbiting Earth at 11,100 km/h?
Which of the following is the phenomenon in which light above a certain frequency knocks electrons loose from the atoms of certain metals?
Which of the following fallacies occurs when a term is misleadingly used with two different meanings in a single argument?
What type of heat transfer occurs between a hot pad and a casserole dish resting on it?
What type of lens curves outward and bends light inward to converge on a point?
Which is the collective term for the three colors of pigments that can be combined to make most other colors?
What is a triangular glass object that separates light into its component colors through refraction?
In which type of wave do particles of the medium oscillate in the direction of wave motion?
What is the bending of the path of a wave as a result of a change in wave speed?
Which type of ultraviolet radiation is mostly, but not completely, blocked by the atmospheric ozone layer?
What is the name for the strength of a sound wave?
The number of waves that pass a given point per unit of time?
The musical distance between two notes?
The effect of frequency on the way the human ear perceives sound?
The use of lasers to transmit signals through narrow glass cables is called ______?
Any change in velocity is called ________?
A semicircular arc of colored bands of light formed by refraction in falling raindrops is a(n) _______?
Light consists of tiny bundles or packets of energy called______?
When light rays from a distant object pass through heated air, they bend in such a way that the object appears nearby. The image produced is called a(n)________?
A device designed to measure the heat involved in a physical or chemical change is a(n)________?
The quantity that measures the amount of disorder in a system is ________?
A three-dimensional image produced by laser light is a(n)________?
The general term for waves consisting of two transversal waves oscillating at right angles to each other?
The frequency just higher than ultraviolet rays.
The most energetic light waves, capable of penetrating all substances
Light waves that have frequencies between microwaves and red visible light?
The ability of a gas to be easily squeezed and compacted into smaller containers is capillarity.
A mirror with the reflecting surface on the inside of a spherical surface is a concave mirror.
Each of the dark fringes formed as light interferes destructively from a narrow slit is a node.
The process of a gas changing into a liquid is condensation.
The transfer of heat without matter is convection.Â
The idea that gravity is a result of the geometry of space is part of the general  theory of relativity.
Ken and Tom are in a footrace. Ken's magnitude of momentum is 99.6kg m/s, and he has 99.6 J of kinetic energy. Tom;s magnitude of momentum is 158kg m/s, and he has 198 J of kinetic energy. Why do Ken's momentum and kinetic energy have the  value (the number without units) but Tom's momentum and kinetic energy do not?
A scientist conducted an experiment to determine the effect of temperature on the speed of sound. After heating the air, his results showed that sound travels faster at high temperature. What increases at higher temperature to cause this observation?
Peter is starting a campfire using a glass lens on a sunny day. What tipe of lens should he use to start the fire? Why?
An interstellar spaceship traveling 75% the speed of light is flying past a space station. The space station i moving much slower at 0.0001% the speed of light. How does the spaceship appear to an observer on the space station?