s CSP00043 37 A 70 kg skier leaves a ski jump at a velocity m of 14 What is the

# S csp00043 37 a 70 kg skier leaves a ski jump at a

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s CSP00043 37 A 70-kg skier leaves a ski jump at a velocity m of 14 . What is the skier’s momentum at that instant?± A 5 N s B 50 N s C 980 N s D 9800 N s CSP20328 38 What is the momentum of an asteroid that has a mass of 1 35 10 12 kg and a velocity of . × 2 55 10 4 m ? . × s kg m A 1 89 . × 10 8 s B 5 29 . × 10 7 kg m s C 3 44 . × 10 16 kg m s D 8 78 . × 10 20 kg m s CSP20323 39 When is linear momentum conserved? A when only nonlinear forces are present B when more linear than nonlinear forces are in the system C when internal forces exceed external forces D when the net force on the system is zero CSP00219 40 In collisions between two objects, kinetic energy is conserved only A if one of the objects was initially at rest.± B if potential energy converts to work energy.± C in inelastic collisions.± D in elastic collisions.± CSP10085 17 This is a sample of California Standards Test questions. This is NOT an operational test form. Test scores cannot be projected based on performance on released test questions. Copyright © 2009 California Department of Education.
Released Test Questions Physics CALIFORNIA STANDARDS TEST 41 A temporary force acting on a 2-kg object traveling at a velocity of m 5 causes the object s to slow to a velocity of m 2 . What was the s decrease in momentum of the object? A m 4 kg s B m 5 kg s C m 6 kg s D m 7 kg s CSP50175 42 30 Tons 10 Tons 4 m/s 0 m/s Before ? m/s After When these two freight cars of different mass collide and couple, what will be their resultant velocity? A 1 m s B 2 m s C 4 m s D 8 m s CSP00170 18 This is a sample of California Standards Test questions. This is NOT an operational test form. Test scores cannot be projected based on performance on released test questions. Copyright © 2009 California Department of Education.
Released Test Questions Physics 43 The diagram depicts a 2-kg mass colliding with and sticking to a second box. Before collision After collision 3 m 1 m s s 2 kg 2 kg What is the mass of the second box? A 4 kg B 6 kg C 8 kg D 9 kg CSP10217 44 In an elastic collision, momentum is conserved, as is A kinetic energy. B potential energy. C speed. D velocity. CSP20885 45 A cup of water at 40 °C and a cup of water at 5 °C are left on a table. Which graph correctly shows the temperature of the two cups of water as time passes? CALIFORNIA STANDARDS TEST 40 30 Room A Temperat u re ( o C ) Temperat u re ( o C ) Temperat u re ( o C ) Temperat u re ( o C ) 20 Temperat u re 10 0 0 10 20 30 40 Time (min u tes) 40 20 Temperat u re 30 Room B ± 10 0 0 10 20 30 40 Time (min u tes) 40 30 Room 20 Temperat u re C ± D ± 10 0 10 20 30 40 ± Time (min u tes) 40 30 Room 20 Temperat u re 10 0 0 10 20 30 40 Time (min u tes) CSP00016 19 This is a sample of California Standards Test questions. This is NOT an operational test form. Test scores cannot be projected based on performance on released test questions. Copyright © 2009 California Department of Education.
CALIFORNIA STANDARDS TEST Released Test Questions Physics 46 A heated gas expands, raising a piston. Which

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