Define si system of unit

An object with mass of 6.0kg accelerates 4.0m/s2 when an unknown force is applied to it what is the amount of the force

How much force is needed to accelerate a 66kg skier at 2m/s. 2

What product is formed by a reaction in which the hydrogen atoms of an acid are replaced by the atoms of a metal? Question 9 options: A salt A base An oxide An acid

What is the relationship between the velocity of the wave

Based on the periodic table shown above, elements in which of the following groups are the poorest conductors of electricity?

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?