What did galileo see when he observed venus through his telescope?

What momentum does a 70 kg person running 10m/s (a fast sprint) have?

A regulation basketball has a 22 cm di- ameter and may be approximated as a thin spherical shell. How long will it take a basketball starting from rest to roll without slipping 1.1 m down an incline that makes an angle of 49.

2 cycleists, 90 miles apart starting riding toward each other at some times one cycles twice as fast as the other if they meet 2 hrs later at what average speed is each cyclist traveling

Assume your mass is 60 kg. The acceleration due to gravity is 9.8 m/s 2. How much work against gravity do you do when you climb a flight of stairs 2.9 m high? Answer in units of J.

What was the year and location of james chadwick's experiment?

Seasons are a result of: Earth's rotation on its axis Earth's tilt on its axis global air circulation patterns global humidity circulation patterns

While competing in the olympics, an athlete hurls a discus with a velocity of 14 m/s at an angle of 51. what is the horizontal component of the discus's velocity?

2. A 1.00 x 103 kg sports car accelerates from rest to 25.0 m/s in 7.50 s. What is the average power output of automobile engine? a. 20.8 kW b. 30.3 kW C. 41.7 kW

Explain what is meant by the term "electrical resistance"

Carlito is afraid of dogs. He practices positive visualization whenever he sees a dog. Carlito's visualizations function as: a) positive reinforcers. b) conditioned stimuli. c) conditioned responses. d) unconditioned stimuli.