You arrive at an intersection with traffic lights that arent working because of a power outage. what do you do

What causes the mechanical advantage of the inclined plane to be less than that of the lever

Three children are riding on the edge of a merry-go-round that is 100 kg, has a 1.60-m radius, and is spinning at 20.0 rpm. The children have masses of 22.0, 28.0, and 33.0 kg. If the child who has a mass of 28.

What determines the atomic number of an atom? O A. The mass O B. The number of neutrons O O C. The charge D. The number of protons

Which statements are true? A. Science is a collection of facts that does not evolve. We have gained all the knowledge we can from science. B. Scientists observe natural events occurring around them.

the statement, "energy can neither be created nor destroyed, but can change from one form to another," is blank. the first law of thermodynamics

In the equation Q=mcΔT, Q represents A.) The mass substance being heated B.) The thermal energy C.) The specific heat of the substance being heated D.) Temperature measured in degrees C

16. A balloon with a radius of 16 cm has an electric charge of 4.25 * 10-9 C. a. Determine the electric field strength at a distance of 40.0 cm from the balloon's centre. E=kq/r^2 (8.99 x 10^9) (4.25 x 10^-9) / (0.40) ^2 =1492.5N/C b.

What are mixtures? click that apply

What is the acceleration of a car that goes from zero to 40 m/s in 20 seconds

True or false a solid object can cast a shadow