Without the force of friction, people would not be able to walk.

Which object has the least amount of kinetic energy? a car driving down a road a soccer ball rolling down a hill a bicycle locked to a bike rack a satellite orbiting Earth

A radioactive isotope that can be followed through the steps of a chemical reaction is an indicator.

A current of 3.6-A flows through a conductor. Calculate how much charge passed through and cross-section of the conductor in 25sec.

What is the eccentricity of the ellipse if its major axis is twice its minor axis?

If only a green light shown on a bunny that has black and white fur, what would the bunny look like?

What is the general relationship between the state of matter and density?

In the lab, Michelle and Brian measured the acceleration of a cart rolling on an inclined track with one block under one end, and found that the acceleration was 0.482 m/s2.

Your grandfather clock's pendulum has a length of 0.9930 m. if the clock loses 60 seconds per day, should you increase or decrease the length of the pendulum?

A car crash causes an acceleration of 6.2 g. What is the car's acceleration in meters per second squared?

Suppose you read in the newspaper that a new planet has been found. Its average speed in its orbit is 33 kilometers per second (km/s). When it is closest to its star, it moves at 31 km/s, and when it is farthest from its star, it moves at 35 km/s.