Practice Science Exam This quiz includes the following units: Biology, Chemistry, Optics and Global Warming bluepants99 published on January 19, 2014 Stacked 1/16 Which of the following sums up the Law of Conservation of Mass? Matter can be destroyed in every form. Matter can not be created or destroyed. Matter and Mass are only created and sometimes destroyed. 2/16 What is an Ionic Compound composed of? Metals and Metals Non-Metals and Gases Non-Metals and Metals Non-Metals and Non-Metals 3/16 Incomplete Combustion happens when there is not enough __ to fully burn the hydrocarbon fuel. Type answer. Hint: 6 characters 4/16 Acids' characteristics include: Hint: 4 choices Bitter tasting Corrosive Good conductors Slippery when rubbed between fingers Very reactive Sour tasting 5/16 Bases are found on the __ hand side of the pH scale. Left Right 6/16 Something that is luminous produces its own ___ Type answer. Hint: 5 characters 7/16 Phosphorescence is light produced by an electric current passing through a gas. True False 8/16 Gamma Ray has the highest amount of energy on the electromagnetic spectrum. True False 9/16 A Humans' eye can detect all forms of light. True False 10/16 When light travels from a more dense medium to a less dense medium and it bends, this is called? Type answer. Hint: 10 characters 11/16 The speed of light in a vacuum is... v=3.0 x 100 m/s v=2.5 x 2.5 m/s v= vacuum m/s v=4.6 x 3.0 m/s None of the above 12/16 The stages of Mitosis include... Hint: 4 choices Metaphase Interphase Telophase Fluphase Prophase Anaphase 13/16 When the body inhales, the body does what? Hint: 2 choices Diaphragm moves down diaphragm moves up Ribs move down and in Ribs move up and out 14/16 Which component of blood helps clot the blood? Plasma Platelets Red blood cells white blood cells 15/16 which is the most powerful greenhouse gas out of the following? Carbon Dioxide Methane Nitrous Oxide 16/16 Tree rings and ice cores can help scientists figure out past climate cycles? True False
