A boy on a bicycle rides at 21.1 m/s a distance of 87.9 m. How long does it take?

A vernier caliper consists of two scales: A main scale and a vernier scale. The vernier scale is made by dividing 19 main scale divisions into 20 parts. The least count of the main scale is 1mm. a) What is the least count of this vernier caliper.

Is pine mountain ga a destructive or constructive force?

1. Which of the following lists minerals in order of hardness from lowest to highest on the Mohs hardness scale? A. Gypsum, apatite, topaz, feldspar, corundum B. Fingernail, penny, glass, topaz, diamond C.

Children in a tree house lift a small dog in a basket 4.00 m up to their house. If it takes 187 J of work to do this, what is the combined mass of the dog and basket?

A mining company wants to build a modern processing plant that is safe for workers. the location of the plant is close to the mining operation, which has inadvertently exposed some sources of radionuclides.

During practice, a baseball player hits a very high fly ball, and then runs in a straight line and catches it. Which had the greatest displacement during the time period from the hitting of the ball to its catching

Why are glass fibers stronger than bulk glass?

1. A 2000kg truck at rest accelerates to 45m/s in 7 seconds. What is its change in kinetic energy?

The speed with which force is developed by skeletal muscles is determined by the

What aviation first is paul maccready credited with