What is the applied force of a block of 4kg that is in incline of 20 degree

Calculate the force of gravity acting on an object that has a mass of 1.3 kg. the object is on earth so use 9.8 m/s^2 as the acceleration due to gravity. force = mass x acceleration

If a pulse wave traveled for 125 meters and took 8 seconds, what is the speed or velocity of the pulse wave?

Which is not a type of mechanical wave? O A. electromagnetic wave O B. sound wave O c. earthquake wave O D. surface wave

What will be the outcome of putting litmus paper into milk? A. red paper turns blue, blue paper turns red B. red paper turns blue, blue paper does not change C. red paper does not change, blue paper turns red D.

What are some ways living things can be grouped

Which would best describe what occurs when a ball is thrown against a wall

How do the base pairing rules relate to chargaff's rule?

Lighting a fire with a match uses which kinds of energy?

You are in the lab and are given two rods set up so that the top rod is directly above the bottom one. The two straight rods 50-cm long are separated by a distance of 1.5-mm each with 15 A of current passing through them.

A girl is sitting in a sled sliding horizontally along some snow (there is friction present). The normal force supporting the girl and sled is 636 N. If the coefficient of static friction is 0.