 Limited Time Offer: Get 2 Months of ABCmouse.com for only \$5! # Semester I Final Exam Review

`A 10 kg wagon has a speed of 25 m/s.  What is its momentum?`
`A 25 kg wagon has a momentum of 300 kg • m/s.  What is its velocity.`
`A 300 N force acts on a 25 kg object.  The acceleration of the object is ____.`
`A 3000 N force gives an object an acceleration of 15 m/s².  The mass of the object is ____.`
`A 5000 N elevator is lifted 7 m.  How much work was done?`
`A beaker contains 0.32 L of water.  What is the volume of water in milliliters?`
`A box is 25 cm long, 6 cm wide, and 4 cm high.  How many cubic centimeters of water can it hold?`
`A certain atom has 26 protons, 26 electrons, and 30 neutrons.  Its mass number is __.`
`A chemical bond that occurs when atoms share electrons is ____ bond.`
`A chemical symbol represents the ____ of an element.`
`A factor that does NOT change in an experiment is the ____.`
`A feather will fall through the air more slowly than a brick because of ____.`
`A gaslike mixture with no definite volume or shape that is made up of positively and negatively charged particles is a ____`
`A mail truck takes 20 seconds to move between mailboxes that are 10 m apart.  What is the average speed of the mail truck?`
`A particle that moves around the nucleus is ____.`
`A person in a head-on car collision, who is not wearing a seat belt, continues to move forward at the original speed of the car because of ____.`
`A temperature of 798 °K is equal to what Celsius temperature.`
`A very stable electron arrangement in the outer energy level is characteristic of ____.`
`According to Newton’s second law of motion, ____.`
`As a sample of matter is heated, its particles ____.`
`Atoms of the same element with different numbers of neutrons are called ____.`
`Bernoulli’s principle explains why ____.`
`Calculate the force on an object that has a mass of 12 kg and an acceleration of 4 m/s2. `
`Each inner energy level of an atom has maximum numbers of ____ it can hold.`
`Electron dot diagrams are used to represent ____.`
`Elements arranged in vertical columns in the periodic table are called ____.`
`Elements arranged in vertical columns in the periodic table are called ____.`
`Elements in Groups 3 through 12 of the periodic table are called ____.`
`For an ideal gas, calculate the volume occupied by .073 moles of water at 123 °C and a pressure of 1.27 atm.  (The ideal gas constant = .0821 L•atm/°K•mol)`
`Forces that are equal in size and opposite in direction are ____.`
`Horizontal rows of the periodic table are called ____.`
`How many cubic centimeters are in one 0.354 L can of soda?`
`How many electrons are needed in the outer energy levels of most atoms for the atom to be chemically stable?`
`How many hydrogen atoms are present in one molecule of ammonium acetate, NH4C2H3O2?`
`How many meters are there is 1865 cm?`
`If a fixed quantity of gas at a constant temperature exhibits a pressure of 722 torr and occupies a volume of 29.7 L.  Using Boyle’s law, calculate the volume a gas will occupy if the pressure is increased to 3.2 atm.`
`If you want to calculate the acceleration of a car, you should ____ the change in velocity of the car by the time interval.`
`In the absence of air, a penny and a feather that are dropped from the same height at the same time will ____.`
`In the equation p = mv, the p represents ____.`
`Kym won a 300 m race in 40 seconds.  What was her average speed?`
`Matter that has a definite volume and a definite shape is ____.`
`Matter that has a definite volume but no definite shape is a ____.`
`Matter with no definite volume and no definite shape is a ____.`
`Most matter ____ when heated.`
`Newton’s first law of motion states that an object stays at rest unless a ____ acts on it.`
`One benefit of the SI system is that it is ____.`
`Physical science is the study of ____.`
`Sally swims 10 m in 20 seconds.  What is Sally’s average speed?`
`Specific heat is measured in ____.`
`The ability of a substance to have a certain color is an example of a ____ property.`
`The acceleration due to gravity is ____.`
`The amount of energy needed to change a material from a solid state to the liquid state is called the heat of ____.`
`The buoyant force on an object in a fluid is equal to the weight of the fluid displaced by the object is ____.`
`The correct symbol for the SI unit of temperature is ____.`
`The following equation is used to calculate what?  ( W = F • d )`
`The following formula is used to calculate?  ( KE = ½mv2 )`
`The following formula is used to calculate?  ( PE = mgh )`
`The following formula is used to calculate?  ( Q = mcΔT )`
`The following formula represents ( PV = nRT )`
`The idea that matter is made up of small particles that are in constant motion is ____.`
`The idea that the volume of a gas increases with increasing temperature provided the pressure does NOT change is ____.`
`The law that describes the relationship between the mass of substances entering into chemical reaction and the mass of substances resulting from that reaction is known as the law of conservation of __.`
`The most common state of matter in the universe is a ____.`
`The number of protons in an atom is called the ____.`
`The oxidation number of an atom is shown with a ____.`
`The particles that make up a sample of matter all have ____.`
`The path of a projectile is ____.`
`The rate of change of speed and/or the change in direction is called ____.`
`The reason for wearing safety goggles in a laboratory is to ____.`
`The relationship among mass, force, and acceleration is explained by ____.`
`The SI unit that is used to measure time is the ____.`
`The sum of the number of protons and neutrons in an atom is the ____.`
`The sum of the oxidation numbers in a neutral compound is ____.`
`The unit of momentum is ____.`
`The upward force on an object falling through the air is ____.`
`Thermal energy is measured in ____.`
`What is name of the compound with the formula NaCl?`
`What is the charge of phosphate in K3PO4?`
`What is the correct formula for magnesium oxide?`
`What is the correct name for K2SO4?`
`What is the SI unit for length?`
`What is the SI unit for mass?`
`What is the SI unit for temperature?`
`What is the SI unit for time?`
`What is the SI unit for volume?`
`What is the term for the amount of material in an object?`
`What is the total number of atoms in the compound Ca(ClO3)2?`
`What is the unit for acceleration?`
`What is the unit for average speed?`
`What kind of chemical bond is formed when electrons are transferred from atom to atom?`
`When an atom gains or loses electrons, it has become a(n)`
`When an object moves in a circular path, it accelerates toward the center of the circle as a result of ____.`
`Whether an object will sink or float in a fluid is determined by ____.`
`Which of the following is the correct formula for magnesium nitrate?`
`Which of the following objects has the greatest inertia?`
`Which of the following units CANNOT be used as a unit for volume?`
`Which scientist introduced this formula?  P2/T2 = P1/T1`
`Which scientist introduced this formula?  P2V2 = P1V1`
`Why do the noble gases NOT form compounds readily with any of the other compounds?`
`You can calculate the amount of work done by using the equation ____.`