Which is an example of a gas?

the oil in your car

helium in a balloon

both of the above

The acceleration due to gravity on the moon is about 5.4 ft/s2. If your weight is 150 lbf on the earth: What is your mass on the moon, in slugs.

A car covers 100 meters in 10 seconds. To do this, the wheels put a force of 500 Newtons on the ground. What is the power of the car?

Which statements accurately describe trends found in the periodic table

The movement of energy from the sun toward the earth is an example of?

Samantha pulls a wagon with her dog in it. The mass of the wagon and the dog together is 45kg. The wagon accelerates at a 0.85m/s2. What force is Molly pulling the wagon with.

In an electric motor, the rotating coil of wires wrapped around an iron core is a (n)

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? The hot water causes a chemical reaction to take place in the spoon.

Which of the following is an example of a research topic that is too broad? A. All about hip-hop music B. Hip-hop and the voice of outrage C. Rhyme and meter in hip-hop music D. Block parties and the origins of hip-hop

What's is the power output of an engine that does 60000 J of work in 10 seconds

Which of the following correctly identifies a voltage source and its method of developing electric potential? a. primary cell-heat action on a device b. thermocouple-chemical action c. dry cell-chemical action d. generator-genetic action