Which of the following is contained in a bicycle?

A. Gears and inclined plane.

B. Inclined planes and screw.

C. Wheel and axle and screw.

D. Wheel and axle and inclined plane.

A laser beam with vacuum wavelength 20 = 632.8 nm is incident at an angle of 30.0° from the vertical (in air) into a solution of corn syrup. If the beam is refracted to 19.

Which is not derived from the theory of relativity? time dilation. the space-time continuum. wormholes. time contraction?

When a wave reaches the boundary of a new medium, what happens to it?

Which type of radiation is the main hazard during radiological procedures? A alpha B beta C gamma D positron

A car goes from 10 m/s to 3 m/s in a short time of 6.5s. what is the car's acceleration? A. - 1.08 m/s^2 B. 1.08 m/s^2 C. 0.93 m/s^2 D. - 1.08 m/s

18. Which does not affect the strength of an electromagnet? A the current in the solenoid B the temperature of the coil OC the number of loops in the coil D the type of ferromagnetic core

What causes the electric charges to flow from one end of the battery to the other? a balance in electric potential a balance in resistance a difference in electric potential a difference in resistance

What is one exsample of a closed economy

A transfer by work from the system, an elevation decrease of 50 m, and an increase in velocity from 15 m/s to 30 m/s. The specific internal energy, u, decreases by 5 kJ/kg and the acceleration of gravity is constant at 9.7 m/s².

What is the best prediction for the weather on the day after high pressure system passes