A horizontal line on the time axis of a speed vs. time graph means an object is ___.

a) not moving

b) moving in a constant speed

c) moving at a constant velocity

Gases have an indefinite shape and volume

This is the smallest unit of matter that cannot be physiologically broken down.

A car goes around a curve of radius r at a constant speed v. then it goes around the same curve at half of the original speed. what is the centripetal force on the car as it goes around the curve for the second time, compared to the first time?

Blank is overlapping food chains to better show the way energy moves through an ecosystem

What is the spinning rotation of a planet from east to west called?

Which statement about ammeters and voltmeters is true? A. Current and voltage are the same throughout a circuit so where you place the ammeter and voltmeter doesn't matter. B.

Teens realize that things may be "shades of gray" after they enter Piaget's social stage. identity crisis stage. menarche stage. formal operational stage.

Technician A says that fractured rods have a unique mating surface and that only the cap that was fractured is the one that will fit that rod. Technician B says that a powdered metal rod is less expensive, lighter, and as strong as a forged rod.

What is the expected wavelength (in cm) of 10.5 ghz microwaves in free space?

There are 5,280 feet in 1 mile and 12 inches in one foot. How many inches are in a mile?