Why do you think it is so important that all evidence be identified (such as marking the bullets and tagging firearms) ? What consequences might result if these procedures were not followed?

The public is not yet able to purchase hydrogen fuel cell powered cars because engineers have to determine how the cars perform A. On racecar tracks B. In real-world conditions C. In flooded environments D. On closed courses

A motorcycle traveling at 25 m/s accelerated at a rate of 7.0 m/s2 for 6.0 seconds. What is the final velocity of the motorcycle?

How do you solve 0.004 dm + 0.12508 dm?

How much of the earth's animal life exists in the oceans? 40% 60% 80% 99%

A 0.15 kg baseball falls to the ground with an acceleration of 9.8 m/s2. What is the weight of the baseball? A. 1.47 N B. 1.49 N C. 1.53 N D. 1.64 N

More damage is done and more life is endangered in a head-on collision of two cars, each traveling at 30 mph, than in a car crashing into a brick wall at 30 mph because:

The metric system is now known as the international system of units. a. T b. F

Technician A says that torque-to-yield head bolts are special bolts that are reusable. Technician A says that main bearing clearance can be calculated by knowing the inner diameter of the main bearing and the outer diameter of the main journal.

Which condition describes an object having terminal velocity? a. gravity > air resistance b. gravity < air resistance c. gravity = air resistance

All objects that have mass have gravity, and gravity pulls objects toward each other. A pencil has mass, and so does your hand. Yet a pencil drops to the floor when you let go of it. Why doesn't the pencil stick to your hand instead?