Y11 INTERVENTION : resultant force acceln, VT graphs

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Presentation transcript:

1. 2. 3. Y11 INTERVENTION : resultant force acceln, VT graphs 5 mins EXAM CONDITIONS demand 1 Question (grade 4/5) 5 mins go through mark scheme 2. 10 mins Walking talking demand 2 Question (grade 6/7) 3. 5 mins EXAM CONDITIONS demand 3 Question (grade 8/9) 5 mins go through mark scheme

 Work done = 300N x 45 m  13,500 J 1. 5 mins      

1. 2. 3. Y11 INTERVENTION : resultant force acceln, VT graphs 5 mins EXAM CONDITIONS demand 1 Question (grade 4/5) 5 mins go through mark scheme 2. 10 mins Walking talking demand 2 Question (grade 6/7) 3. 5 mins EXAM CONDITIONS demand 3 Question (grade 8/9) 5 mins go through mark scheme

               2. 10 mins Slowing down Constant speed ( slow!)  Speeding up  A  E  force forwards  backwards          When van stops / is parked

1. 2. 3. Y11 INTERVENTION : resultant force acceln, VT graphs 5 mins EXAM CONDITIONS demand 1 Question (grade 4/5) 5 mins go through mark scheme 2. 10 mins Walking talking demand 2 Question (grade 6/7) 3. 5 mins EXAM CONDITIONS demand 3 Question (grade 8/9) 5 mins go through mark scheme

        3. 5 mins Increase in y axis = 5 Increase in x axis 3 1.7 m/s2 to 2 sig figs Y is more streamlined   Air resistance is smaller for the same speed. Distance travelled = area under graph between J and K  So Y reaches a higher speed  Distance travelled = (b x h) / 2  Distance travelled = (3 x5) / 2 = 7.5 m  Air resistance

1. 2. 3. Y11 INTERVENTION : resultant force acceln, VT graphs 5 mins EXAM CONDITIONS demand 1 Question (grade 4/5) 5 mins go through mark scheme 2. 10 mins Walking talking demand 2 Question (grade 6/7) 3. 5 mins EXAM CONDITIONS demand 3 Question (grade 8/9) 5 mins go through mark scheme