Minerals are inorganic substances that the body cannot produce on its own.

You're driving in a car at 50 km/h and bump into a car ahead traveling at 48 km/h in the same direction. the speed of impact is

Based on observations, the speed of a jogger can be approximated by the relation v 5 7.5 (1 2 0.04x) 0.3, where v and x are expressed in mi/h and miles, respectively.

You are holding a positive charge and there are positive charges of equal magnitude 1 m to your north and 1 m to your east. what is the direction of the force on the charge you are holding?

True or false An upward fold in a rock is called a plateau.

In the bedroom of your house you would like to run a 240 W toward, a 30 W alarm clock, a 720 W tanning bed, and four 60 W lights. Assuming your house is wired for 120 Volts, how much current will be pulled by these electrical devices?

The formula for calculating power is work divided by time (power = work : time). What are two ways of stating the same relationship? work = power : time, work = power * time, time = work : power, time = work * power, power = work * time

What does newton's first law predict will happen to a person riding in a car that is moving in circular motion?

One of the main reasons steel is used more widely than iron is because it's lighter softer stronger than iron

What is the frequency of a wave with a velocity of 21.2 m/s and a wavelength of 8.3m?

Positive ions have blank protons than electrons