CLEP Natural Science exam questions and answers

Venus, Mars, Jupiter, Saturn - ANSWER-The following planets are visible with the naked eye. If a planet has an orbit smaller then Earth it can be seen in the morning or evening sky. Electrostatic - ANSWER-Atoms are held together by chemical bonds that are primarily? Glacial ice - ANSWER-An unsorted mixture of clay, boulders, sand and silt would most likely be deposited from which of the following? Equilibrium at Earth surface - ANSWER-Must have identical masses Crop irrigation - ANSWER-The following activity uses the most water Radio waves - ANSWER-Which of the following types of electromagnetic radiation has photos of the LEAST ENERGY? 75% - ANSWER-The atomic mass of carbon is 12 and the atomic mass of hydrogen is 1. What is the percent by mass of carbon in methane gas CH4? Xenolith inclusion in ignerous rocks - ANSWER-The study of which of the following would likely be the most helpful in providing information about the composition of Earth's upper mantle? Neutron - ANSWER-Are found in greater number in the nuclei of carbon-14 atoms than in the nuclei of carbon-12 atoms. Counterclockwise - ANSWER-The wind circulation associated with low pressure systems in the Northern Hemisphere. X-ray Radiation - ANSWER-Types of radiation is typically in the laboratory by a high voltage electron beam impacting a metallic target? Dilute hydrochloric acid - ANSWER-In order to produce a stream of hydrogen gas for this reaction, one should add which of the following through the thistle tube? Hydrogen gas would escape without coming in contact with the copper oxide. - ANSWER-After the production of hydrogen gas starts, withdrawing the thistle tube would result in which of the following? Heating a test tube - ANSWER-Which of following would most likely increase the effectiveness of the hydrogen gas reducing the copper (II) oxide