150 likes | 262 Vues
This resource provides daily warm-up exercises focused on key concepts of force and motion, including definitions of distance and displacement. Students will engage with thought-provoking questions regarding speed, velocity, traction, and the laws of motion. Each exercise encourages the application of scientific principles in practical scenarios, enabling learners to enhance their understanding through structured questioning and problem-solving. This systematic approach aims to solidify foundational physics knowledge in a classroom setting.
E N D
January 28: • Copy the following for Your Notes: • Distance can be defined as the total length of a path that an object travels. • Displacement is not the same as distance. Displacement is the straight line distance and direction between your starting and ending point.
Daily Opener 31-Jan-14 Please write out the question or statement and answers/responses. You want to find out how the different patterns on sneaker soles affects traction on a basketball court. What would be your independent variable? A. sneaker brand B. sneaker sole pattern C. sneaker sole material D. sneaker size
Daily Opener 3-Feb-14 Please write out the question or statement and answers/responses. To find an object’s displacement, you must know the distance it has traveled, as well as it’s ____. A. speed B. route C. motion D. direction
Daily Opener 4-Feb-14 Show the formula used to solve speed for each line. This graph shows the distance traveled by four objects over a period of 5 seconds. Look closely at the graph. Which line on the graph represents the object with the greatest average speed? A. 4 B. 3 C. 2 D. 1
Directions: 1- Do NOT mess with the items at stations. You will not participate if you can not follow this request. 2- Answer the question and state the reason for your answer. Daily Opener 5-Feb-14 Which line on the graph represents an object that is not moving? A. 1 C. 3 B. 2 D. 4
Daily Opener 6-Feb-6 Please write out the question or statement and show the formula with the numbers plugged in to the formula to solve the equation. A bird flies for 2 hours at a constant speed of 34.2 km/h. How far does it fly? A 68.4 km B 41.1 km C 17.1 km D 3.5 km
Daily Opener 7-Feb-14 Please write out the question or statement and answers/responses. 22) When you know both the speed and direction of an object, you know the ______. A. velocity of the object B. distance the object has traveled C. average speed of the object D. acceleration of the object
Daily Opener 10-Feb-14 Please write out the question or statement and answers/responses. Sir Isaac Newton changed our understanding of the world and the universe when he came up with his three laws of __________. A. alchemy B. acceleration C. gravity D. motion
Daily Opener 11-Feb-14 Please write out the question or statement and answers/responses. A student has a set of masses to use in an experiment about force. Which mass has the greatest inertia? A. 1 g mass B. 5 g mass C. 25 g mass D. 100 g mass
Daily Opener 12-Feb-14 Please write out the question or statement and answers/responses. A book is sliding along a desktop. Because the book is in motion, you know that forces acting on the book are _______. A. balanced B. Unbalanced C. in one direction only D. pushing upward and downward only
Daily Opener 13-Feb-14 Please write out the question or statement and answers/responses. You are pushing on the left side of a box with a force of 18 N. Your friend is pushing on the right side of the box with a force of 16 N. Which statement is true? A. The net force is up with a strength of 2 N. B. The net force is to the right with a strength of 2 N. C. The net force is down with a strength of 2N. D. The net force is to the left with a strength of 2 N.
Please write out the question or statement and answers/responses. Daily Opener 14–Feb–14 26 N 38 N Which direction will this box move and with how much force? A) Left with 64 N of force. B) Left with 12 N of force. C) Right with 12 N of force. D) The forces are balanced and the box will not move.
Daily Opener 7-Oct-13 Please write out the question or statement and answers/responses. 30) A student has a set of masses to use in an experiment about force. Which mass requires the least force to overcome static friction? A. 100-g mass B. 105-g mass C. 125-g mass D. 130-g mass
Daily Opener 8-Oct-13 Please write out the question or statement and answers/responses. 31) Which of the following may cause a decrease in an object’s speed? A. Increasing the force applied to the object in the direction of motion B. Removing some of the mass of the object C. Applying a force in the opposite direction of motion D. Adding another force to the object in the same direction