Does friction depends on the nature of two syrfaces which are in contact with each other

Click on the reset button, and stack one 50kg. crate on top of the other, so that the total mass is 100kg. The Friction should be set to halfway between None and Lots.

What unit do we use for pressure

Proposed Kinematic Exercise I Consider a body moving on a straight path with a speed given by v = (3t^2-6t) m/s, where t is in seconds. If the body is at x=4m when t=0s, determine (a) its position at t=4s and (b) its acceleration at t=2s.

What is the name given to this group of elements? 9 F 17 CI 35 Br 53 85 At a. halogens b. alkali metals C. transition metals d. noble gases

A 3.5 kg book is sliding on a desk. The coefficient of kinetic friction between surfaces is 0.2. What is the size of the force of friction?

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

The vector quantity that defines the distance and direction between two positions.

Which statement is true? Select one of the options below as your answer: A. Quarks always occur in groups with leptons. B. Quarks always occur independently. C. Quarks always occur in groups with other quarks. D.

Peat is actually the early stage of