1) Reflection is..... a) Bending of light rays b) Light being absorb c) Bouncing of light rays 2) Density is..... a) The amount of matter b) How much force it takes to push an item down c) The amount of mass in an known volume of an object 3) A solid has a........ a) Definite shape and no definite volume b) Has no definite shape or volume c) Definite shape and does not take the shape of the container 4) Solubility is........ a) The ability of a substance to not dissolve b) The ability of a substance to dissolve into another substance c) The ability of a substance to keep its physical properties 5) Some substances dissolve better when the water is...... a) Cold b) Hot c) Frozen 6) A mixture is when...... a) Two or more substances combine together to become one substance b) When two or more substance combine each keeping their physical properties c) When the substances dissolve 7) Refraction is....... a) The when light travels through the air and into the water; slowing down b) When some light rays travel through a substance but then stop at the substance c) When light rays travel in opposite directions 8) Mechanical energy is... a) Energy that vibrates b) Energy that an object has because of it position and motion c) Energy that causes electrical charges 9) When mixing sugar and pepper the solubility of the substance is...... a) Sugar will keep its physical properties while pepper does not b) Sugar will dissolve and pepper will keep its physical properties c) Both sand and pepper will dissolve 10) All matter takes up space and....... a) Has a definite shape b) Has mass c) Has light 11) How does a telescope work.... a) The objective lens refracts the light rays onto the eyepiece lens b) The light rays are reflected through the objective lens c) The objective lens magnifies the path of light before it reaches the eyepiece lens 12) How does a prism work..... a) The light is refracted once it enters the prism then it is scattered b) The light is reflected once it enters the prism then it bounces back c) The light is absorb when it enters the prism then it stays there 13) What is happening to the light rays? a) Reflection is occurring  b) Refraction is occurring  c) Absorption is occurring  14) What is happening to the light rays? a) Reflection is occurring b) Refraction is occurring c) Light rays are being transmitted 15) How does the telescope work? a) Lens are refracting the light to the eye b) Lens are reflecting the light to the eye c) Lens are absorbing the light to the eye 16) What types of energy are shown here? a) Electrical energy, to light energy to heat energy b) Heat energy, to light energy to electrical energy c) Electrical energy, to heat energy to light energy 17) Which substance is the least dense? a) Water b) Oil c) Object 18) How does the saxophone make sound? a) Uses the mouthpiece to make sound b) Uses vibrations to make sound c) Uses the metal to make sound

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