Unit -D 2 Overview - Forces Main Ideas Essential Questions How are force and motion related? A force is a push or pull. How is the net force on an object determined? Unbalanced forces change Why is there friction between objects? motion. What is the difference between mass and weight? Newton’s laws of motion link the What is inertia and how does it relate to Newton’s first law of change in an object’s motion with motion? the forces acting on it. How can an object’s acceleration be calculated using Newton’s laws can be used to Newton’s second law of motion? explain everyday events, such as How does Newton’s third law explain how the forces falling and collisions. between interacting objects are related? How does Newton’s first law explain what happens in a car crash? How does Newton’s second law explain air resistance? Skills Explain how force and motion are related. Describe the effect of friction on the motion of objects. Describe gravitational force. Distinguish between mass and weight. Describe what inertia is and how it is related to Newton’s law of motion. Define Newton’s second law of motion. State Newton’s third law of motion. Identify action and reaction forces. Describe the forces and motion that are present in a car crash. KEY VOCABULARY Review Resources friction, air resistance, gravity, mass, weight, 1. Key Words - Forces centripetal force 2. 2. Unit Review - Forces force, net force, balanced forces, unbalanced forces 3. 3. Ppoint - Forces Newton’s first law of motion, inertia, Newton’s 4. 4. Class Worksheets + Lab Documents second law of motion, Newton’s third law of motion
Unit -D 2 Overview - Forces Main Ideas Essential Questions A force is a push or pull. Unbalanced forces change motion. Newton’s laws of motion link the change in an object’s motion with the forces acting on it. Newton’s laws can be used to explain everyday events, such as falling and collisions. How are force and motion related? How is the net force on an object determined? Why is there friction between objects? What is the difference between mass and weight? What is inertia and how does it relate to Newton’s first law of motion? How can an object’s acceleration be calculated using Newton’s second law of motion? How does Newton’s third law explain how the forces between interacting objects are related? How does Newton’s first law explain what happens in a car crash? How does Newton’s second law explain air resistance? Skills Explain how force and motion are related. Describe the effect of friction on the motion of objects. Describe gravitational force. Distinguish between mass and weight. Describe what inertia is and how it is related to Newton’s law of motion. Define Newton’s second law of motion. State Newton’s third law of motion. Identify action and reaction forces. Describe the forces and motion that are present in a car crash. KEY VOCABULARY Review Resources friction, air resistance, gravity, mass, weight, centripetal force force, net force, balanced forces, unbalanced forces Newton’s first law of motion, inertia, Newton’s second law of motion, Newton’s third law of motion 1. Key Words - Forces 2. 2. Unit Review - Forces 3. 3. Ppoint - Forces 4. 4. Class Worksheets + Lab Documents