Time One 55 min period Two 55 min periods One 55 min period Culminating Activity Car Safety Engineering – Force to Break Egg Test Materials Test The Drop and Write up Students are introduced to the Students design and build a Culminating Activity (if not device (vehicle) that done at the beginning of unit) Students design and carry out a test Student minimizes the force on an to determine which material will Experience egg, after the device is Students design and carry out best help their egg survive. dropped from a height to a test to determine the force collide with the ground. required to break an egg. One egg per pair, in a baggie. Mass, spring scales or One egg per pair. The Cart. scales, meter sticks, stop T4T Material watches. The Cart *Water balloons can be used as an alternative. *Water balloons can be used as an alternative. Designing a controlled experiment. Thinking about how the testing of How much force can an egg Big Idea materials helps students Ft=Δmv withstand? understand the Impulse Equation better. CA Standards ------ ------- PH2. f HS-PS2-1, 2, 3 HS-PS2-1, 3 HS-PS2-1, 3 Asking questions and defining Asking questions and defining Asking questions and defining problems. problems. Next Generation problems. Analyzing and interpreting Analyzing and interpreting data. Science Analyzing and interpreting data. Constructing explanations and Standards data. Constructing explanations and designing solutions. Constructing explanations and designing solutions. Engaging in Argument from designing solutions. Engaging in Argument from Evidence Evidence Time One 55 min period One 55 min period Two 55 min periods
Time One 55 min period Two 55 min periods One 55 min period Culminating Activity – Car Safety Engineering Force to Break Egg Test Materials Test The Drop and Write up Student Experience Students are introduced to the Culminating Activity (if not done at the beginning of unit) Students design and carry out a test to determine the force required to break an egg. Students design and carry out a test to determine which material will best help their egg survive. Students design and build a device (vehicle) that minimizes the force on an egg, after the device is dropped from a height to collide with the ground. T4T Material One egg per pair, in a baggie. Mass, spring scales or scales, meter sticks, stop watches. *Water balloons can be used as an alternative. The Cart One egg per pair. The Cart. *Water balloons can be used as an alternative. Big Idea How much force can an egg withstand? Designing a controlled experiment. Thinking about how the testing of materials helps students understand the Impulse Equation better. Ft=Δmv CA Standards ------ ------- PH2. f Next Generation Science Standards HS-PS2-1, 3 Asking questions and defining problems. Analyzing and interpreting data. Constructing explanations and designing solutions. HS-PS2-1, 3 Asking questions and defining problems. Analyzing and interpreting data. Constructing explanations and designing solutions. Engaging in Argument from Evidence HS-PS2-1, 2, 3 Asking questions and defining problems. Analyzing and interpreting data. Constructing explanations and designing solutions. Engaging in Argument from Evidence Time One 55 min period One 55 min period Two 55 min periods
MOMENTUM_and_IMPULSE-Egg_Drop.docx