Wedge examples from daily life (simple machines)

What is the primary difference between scientific theories and scientific laws? A. Scientific laws can change over time as new technology is developed and new data is collected. B.

It is acceptable for all types of waste to be either burned or buried in the same manner. true or false?

A car initially travels north and then turns to the left along a circular curve. This causes a package on the seat of the car to slide toward the right side of the car.

The velocity of an object increases from - 5.0 m/s to - 15 m/s in 2.0 s. What is the average acceleration of the object?

Can charge exist without having mass and occupying some volume?

Gravity decreases with distance. Which statement is also true? Orbital speed increases with distance. Orbital speed decreases with distance. Orbital speed remains constant with distance. Orbital speed varies based on the functions of friction.

Suppose the time taken for light to bounce to and fro between the parallel mirrors of a light clock is 1 second, in the frame of reference of the light clock.

Why does the modern model use an electron cloud?

The engineering quadrangle is approximately 235 meters above sea level. If the temperature is 15 degrees Celsius, is that above, below, or equal to the standard temperature for this altitude?

The most serious effect of radiation on humans is A. it causes us to melt B. the damage it can cause to our DNA C. there are no serious effects of radiation on humans D. the damage it can cause to our ski