10. How long does it take a cow to walk 100 meters across a pasture

when she moves at 0.25 m/s?

Dalton's Atomic Theory states 1. that all elements have several isotopes. 2. that matter is composed of small indestructible particles. 3. that energy is neither created nor destroyed during a chemical reaction. 4.

In a circult, a battery is used to 1. slow down current 2. conduct current 3. raise the potential of electrons 4. convert electrical energy into some other form of energy

Which color has the highest frequency? Question 6 options: a. Yellow b. Red c. Blue d. Purple Save

Calculate the density of the liquid if an aluminum ball with mass of m1 = 4.10kg has an apparent mass of m2 = 1.90kg when submerged in the liquid. The density of aluminum is 2.7

If a 2,300 kg car is accelerating at 16 m/s^2, what is the force it is producing?

If two parallel light rays hit a plane mirror, what will be their orientation to one another after they reflect? a. they will remain parallel. b. they will be perpendicular. c. it depends on the initial spacing between the light rays. d.

To extend the electrical system between the main panel and the secondary panel, the electricians used A. Receptacles B. Circuit breakers. C. feeders. D. insulators

Men in the age of 18-34 years need to be able to run a marathon in 3 hours and 10 minutes to qualify for the Boston Marathon. How many seconds is this? Show your work.

What is the center of our solar system?

A - 4.0-µC charge is located 0.45 m to the left of a + 6.0-µC charge. What is the magnitude and direction (to the right or to the left) of the electrostatic force on the positive charge?