The spring in a toy rocket launcher has a spring constant of 13 N/m. How far must you compress the spring to cause it to exert a force of 2.5 N?

Sound waves travel through air at a speed of 330 m/s. A whistle blast at a frequency of about 1.0 kHz lasts for 2.0 s.

The Momentum of a man riding his bicycle downhill can be calculated. The bicycle and the man have a combined mass of 40 Kg. The velocity of the bicycle is 10 m/s. Calculate the momentum.

Why is Sunlight a composite light

3. According to the National Automobile Dealers Association, a single dealership may employ people with as many as 57 different A. salaries. B. specialists. C. job titles. D. technicians.

A box of mass 1 kg is hung from a spring scale. The reading on the spring scale is approximately 10N. What would be the reading on the spring scale if a box of mass 5 kg is hung from it? (Assume acceleration due to gravity to be 10 m/s2.

Which of the following is an example of a gas liquid mixture? a. air we breath b. helium balloon c. ice cube d. Carbonated drink

A car starts from rest and accelerates at 2.0 m/s2 for 10 seconds. What is the car's displacement at the end of 10 seconds?

A cycle in which a person loses weight gains it back and lose it again is known asa. yo-yo dieting b. anorexia c. calorie restrictiond. bulimia

Convert 1 mm of hg into Pascal. Take density of hg = 13.6*10^3kg/m^3. g = 9.8m/s*s

How far apart are the stop signs