Makakuha ng mga maaasahang sagot sa iyong mga tanong sa IDNStudy.com. Hanapin ang mga solusyong kailangan mo nang mabilis at tiyak sa tulong ng aming mga bihasang miyembro.
1) Falling toward Earth with a parachute is an example of what type of friction? a Sliding b. Fluid c Rolling d Static 2) What is the weakest type of friction that occurs between solid surfaces? a. Sliding b. Fluid c. Rolling d. Static 3) Which of the following is not a method of reducing friction? a by polishing the surfaces b. by using lubricants c by using ball bearings or roller bearings d. spreading sand on icy roads 4) Which type of friction is evident on a ball thrown upward? a air friction b. rolling friction C. Sliding friction d. static friction 5) Which of the following shows an example of an object that is in motion? a a book on top of a table b. a car that is parked on a lot b. a child running around a tree d. a dog that is resting under a tree the force of 6) You push a cart and it does not move. The force you applied is the friction acting on the cart a less than b. more than C. equal to or less than d. equal to or more than 7) What causes your hair to stand after being rubbed against a balloon? a friction b. gravity Cheat d. static electricity 8) Which of these has the tendency to change the state of motion of an object? b. force a acceleration C. mass d. weight
