Which statement describes the formation of a nebula? A. An elliptical flattened disk begins. B. A bulging core with irregular stars around it forms. C. A large flattened core at the center contracts. D. Gases from a dead star gather and contract.

Which BMI standard for teens is considered under weight? less than 5th percentile 85th percentile to less than the 95th percentile more than the 95th percentile

A wave travels at 3 m/s along a spring toy. If the wavelength is. 2 m, what is the waves frequency?

Which of the following is contained in a bicycle? A. Gears and inclined plane. B. Inclined planes and screw. C. Wheel and axle and screw. D. Wheel and axle and inclined plane.

How do you communicate to a deaf person.

Which of these statements accurately describe uses of ultrasound technology? Check all that apply. It is unsafe to use for industrial applications. It can be used to clean small items like jewelry. It can be used to clean large items like machinery.

Which statement describes the formation of a nebula? A. An elliptical flattened disk begins. B. A bulging core with irregular stars around it forms. C. A large flattened core at the center contracts. D. Gases from a dead star gather and contract.

What are 4 things that can happen to a light wave when it hits an object?

Which of the following is NOT a strategy to prevent falls? a. keeping walking surfaces free from moisture and clutter b. replacing damaged electrical cords c. installing handrails for stairs d. keeping a ladder handy for reaching high places

What are a few things that could not be used as evidence?

Examples were friction is not useful