Do plants use water to make their own food

An open container holds ice of mass 0.500kg at a temperature of - 16.1? C. The mass of the container can be ignored. Heat is supplied to the container at the constant rate of 850J/minute.

In fighting forest fires, airplanes work in support of ground crewsby dropping water on the fires. A pilot is practicing by dropping acanister of red dye, hoping to hit a target on the ground below. Ifthe plane is flying in a horizontal path 90.

Your sitting on a dock and 2 waves pass you every second. You notice that they are about 3 meters a part. What is the wave speed?

A gas is matter that has a fixed volume and a fixed shape True False

Which of the following is a vector? 1. Distance 2. Mass 3. Frequency 4. Force

How do you solve this equation ___ Al + ___ Na1 O1 H1 - ___Na3 Al1 O3 + __ H2

A student pulls a 60 Newton sled with a force having a magnitude of 20 Newton's. What is the magnitude of the force that the sled exerts on the student

The four basic properties of lighting are

Which of the following is the correct SI unit to use in measuring the mass of a boulder A. ounces B. tons C. kilograms D. pounds (I'm sorry If I didn't pick the right subject!)

Which of the following can be thought of as either a wave or a particle? a. light b. an electron c. a proton d. all of the above