How do air quality scientists ensure the air is cleaned? What steps do they take?

What type of cell is the only kind that has centrioles?

Using the diagram what would be the movement on an object between both vectors? 10 N -10 N The object would move to the left. The object would move to the right. The object would move left and then right in the magnitude of the force.

Calculate the acceleration of 25kg object that is moved with a force of 300n

If, while you're machine stitching, your fabric puckers and the stitches break, what should you do first? a. Lower the tension. b. Raise the tension. c. Change the thread. d. Change the needle.

Four students are comparing vectors and scalars. The chart contains each students statements about vectors and scalars

Which is normally greater: static friction or sliding friction on the same object? Static friction is normally greater than dynamic friction. On the same object, static friction and dynamic friction are equal.

A child pulls a wagon 3.0 m using a force of 55 N at an angle 35° above horizontal. The force of friction on the wagon is 12 N. Calculate the net work done on the wagon

Which of these accurately describes a chemical reaction A. products and reactants combine to form new reactants. B. Reactants combine to form products C. Products and reactants combine to form new substances D. Products combine to form reactants

Why construction is present near the bulb

Water, with a density of rho = 1125 kg/m 3 rho=1125 kg/m3, flows in a horizontal pipe. In one segment of the pipe, the flow speed is v 1 = 6.53 m/s v1=6.53 m/s. In a second segment, the flow speed is v 2 = 1.17 m/s v2=1.17 m/s.