You drive a car 2.0 h at 40 km/h, then 2.0 h at 80 km/h. (a) What is your average velocity? km/h (b) Do you get the same answer if you drive 120 km at each of the two speeds above? no yes

What compound makes up carbohydrates?

Which type of rock can form if extreme heat and pressure are applied to sedimentary rock? A) granite B) igneous rock C) metamorphic rock D) sedimentary rock

How did J. J. Thomson's discovery affect the model of the atom? A. It proposed that the positive charge was concentrated in the nucleus. B. It proposed that electrons orbit the nucleus like the planets in the solar system. C.

Toma is almost five years old. As he was struggling to learn to tie his shoes, his parents became exasperated with him and bought him shoes with Velcro closures.

What is the momentum if the mass is 1.5 kg and the velocity is 4 m/s

A cell provides 6 V to an LDR. The current through this LDR is measured and is found to be 3 A. What is the resistance of the LDR?

A car travels along eastward with a constant velocity. the magnitude of the acceleration of the car is

What is the weight of a 65 kg astronaut on mars?

When lava cools, what type of Rock forms?

A uniformly charged conducting sphere of 1.1 m diameter has a surface charge density of 6.2 µC/m2. (a) Find the net charge on the sphere. (b) What is the total electric flux leaving the surface of the sphere?