Newton's 2nd law of motion is that unbalanced forces cause acceleration. true or false.

A 1.00*1 0 2 g aluminum block at 100.0°C is placed in 1.00*1 0 2 g of water at 10.0°C. The final temperature of the mixture is 26.0°C. What is the specific heat of the aluminum? CA = (-mBCB∆TB) / mA∆TA

A 82.1 kg person stands on a scale. what normal force does the scale exert on him? (Unit = N)

What is the difference between stretching a t-shirt and stretching a rubber band A. the t-shirt will return to its normal size and shape, the rubber band won't B. the rubber band will return to its normal size and shape, the t-shirt won't C.

Asexual reproduction involves

Which levels need to be correct for cells to function? Check all that apply. blood sugar food intake body water body temperature blood oxygen

The majority of pelagic sediments are of which type? A. Terrigenous B. Biogenous C. Hydrogenous D. Cosmogenous

I can't figure this out, I could use an explanation too! A speeding truck travels in the positive x direction. It hits a car traveling in the positive y direction. The vehicles are deformed and travel together at an angle θ with the positive x-axis.

Based on your knowledge of the electromagnetic spectrum, why are radio waves considered harmless while ultraviolet waves and x-rays considered harmful?

What is great summary in physical science?

Does ice melt faster in water or air