Which of these is an example of an abiotic part of the ecosystem?

a. an invasive species

b. a native species

c. plant life

d. weather

A 10.0-g bullet moving at 300 m/s is fired into a 1.00-kg block at rest. the bullet emerges (the bullet does not get embedded in the block with half of its original speed. what is the velocity of the block right after the collision?

3 Select the correct answer. How does the law of conservation of energy apply to machines? A. Machines create energy from scratch. B. Machines consume energy until no energy remains. C.

What happens to the gravitational force between any two bodies if the mass of a body is doubled keeping the distance between two bodies constant?

The volume of a substance must be measured several times during an experiment. Which units should be used to measure the volume of the substance? centimeters milligrams kelvins liters

Objects tend to stay moving because of a force called inertia. True or False?

a bike can climb the inclined road at uniform speed of 72 km/hr by applying force 500N what will be the power applied by the bike?

According to bohr's theory, how do electrons move around the nucleus

On a very hot summer day, railroad tracks can buckle, causing train delays and derailments. Select the best reason below for the buckling.

How long will it take you to swim 100 meters if you swim at a speed of 12.5 m/s?

What are the two factors that determine an objects gravitational potential energy