Force and Motion Daily Warm-ups

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.

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 31-Jan-14 Please write out the question or statement and answers/responses.

Daily Opener 3-Feb-14 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 Please write out the question or statement and answers/responses.

Daily Opener 4-Feb-14 A. 4 B. 3 C. 2 D. 1 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? Show the formula used to solve speed for each line.

Daily Opener 5-Feb-14 A. 1 C. 3 B. 2 D. 4 Which line on the graph represents an object that is not moving? 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 6-Feb-6 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 Please write out the question or statement and show the formula with the numbers plugged in to the formula to solve the equation.

Daily Opener 7-Feb-14 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 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 10-Feb-14 Please write out the question or statement and answers/responses.

Daily Opener 11-Feb-14 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 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 12-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. Daily Opener 13-Feb-14 Please write out the question or statement and answers/responses.

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. 26 N 38 N Daily Opener 14–Feb–14 Please write out the question or statement and answers/responses.

Daily Opener 7-Oct-13 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 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 Daily Opener 8-Oct-13 Please write out the question or statement and answers/responses.