Semester Review Monday 1/14/2013 S: A block of wood that measures 3.0 cm by 5.0 cm by 4.0 cm has a mass of 25.0 grams. 1) Density = ? 2) Float or sink? 3) Would the density change if two blocks were stacked on each other? Explain. P, A &C Semester Exam Review E: • Explain how you will prepare for your semester exam in exactly 17 words. Force and Motion Vocabulary S: 1/17/2013 Predict who will win this tug of war. Explain your prediction. Table of Contents Date Lecture/ Activity/ Lab 1/17/13 Force and Motion Vocab Page(s) P: Unit Vocabulary Speed- The distance traveled by an object in an amount of time. Velocity- Speed with a direction. Constant speed - When an object travels equal distance in equal intervals of time, the speed of the object is constant Relative motion - The continuous change of position of a body with respect to a second body or to a reference point that is fixed. Distance - is a measurement of space between two locations measured along the actual path connecting them. Displacement- the measurement of space between two locations measured along the shortest path connecting them. Direction - the line along which anything lies. Position- condition with reference to place. S = d / t - The formula for finding speed Line graph - a graph that uses lines to show the relationship between numbers or measurements that change. A & C – Word Wall On the front of a ½ sheet of paper, illustrate AND color one vocab word and give the definition. On the back of the page, draw and color a picture representing the vocab word and write a sentence explaining how the picture represents the term. FILL YOUR PAPER WITH THE VOCAB WORD AND PICTURE!!! E: • In two sentences of exactly 9 words each, tell how you experience the vocabulary word you illustrated today in real life. Force and Motion Vocabulary 1/18/2013 Day 2 S: Draw the tug of war diagram in the simulation. We will explore forces as a group. http://phet.colorado.edu/en/simulation/forces-and-motion-basics Table of Contents Date Lecture/ Activity/ Lab 1/17/13 Force & Motion Vocab 1/18/13 Force & Motion Vocab Day 2 Page(s) P: Force - A push or pull. Unbalanced force - Forces on an object that are unbalanced and result in movement of the object. Balanced forces - All forces acting on an object are balanced so there is no change in motion or speed. Simple machine - a simple device for altering the magnitude or direction of a force. Newton - The SI unit of force. Inclined plane - Simple machine with a flat surface that slopes. Pulley - Machine that has a wheel with a rope, cable or chain around it. A & C – Word Wall On the front of a ½ sheet of paper, illustrate AND color one vocab word and give the definition. On the back of the page, draw and color a picture representing the vocab word and write a sentence explaining how the picture represents the term. FILL YOUR PAPER WITH THE VOCAB WORD AND PICTURE!!! E: • Ask a neighbor to explain to you in exactly 20 words how he/she experiences the vocabulary word you illustrated in real life. Write the explanation in your journal.