6. If a car went a distance of 225 kilometers in 4

hours, what is the speed of the car?

a 56.25 km/h

b. 900 km/h

c. 450 km/h

d. 0.0178 km/h

480 vibrations in 4 minutes whAts the period in seconds?

Diffrence between vector and scalar

12. An object accelerates 16.3 m/s2 when a force of 4.6 newtons is applied to it. What is the mass of the object?

What is the temperature of a gas in which the atoms are moving very, very slowly? Question 9 options: cold hot room temperature

What ions exist in base solutions

Arches National Park, Utah Constructive or Desructive force

A mosquito of mass 0.15 mg is found to be flying at a speed of 50 cm/s with an uncertainty of 0.5 mm/s. (a) How precisely may its position be known? (b) Does this inherent uncertainty present any hindrance to the application of classical mechanics?

A Carnot engine has a power output of 148 kW. The engine operates between two reservoirs at 17◦C and 727◦C. How much thermal energy is absorbed each hour? Answer in units of J.

Which of the following tests is NOT a part of the Fitness Assessment?

A tuba creates a 4th harmonic of frequency 116.5 Hz. When the first valve is pushed, it opens an extra bit of tubing 0.721 m long. What is the new frequency of the 4th harmonic? (Hint : Find the original length.)