Krishne wants to measure the mass and volume of a key. Which tools should she use?

What kind of water that most used in industrial

What do the arrows in food chains represent

Air is being blown into a spherical balloon at the rate of 1.68 in. 3/s. Determine the rate at which the radius of the balloon is increasing when the radius is 4.70 in. Assume that π = 3.14.

What are some indicators that a chemical reaction is occurring? Check all that apply. the formation of bubbles a change in size a change in color the formation of a liquid the formation of a precipitate

A system of two charges has a potential energy of - 5 joules. Which of the following is a possible potential energy for the system after it has been permitted to accelerate for a few seconds?

After creating a question and forming a hypothesis, what is the next step in the scientific method

Roger sees water balloons fall past his window. He notices that each balloon strikes the sidewalk 0.51 s after passing his window. Roger's room is on the second floor, 10 m above the sidewalk.

Which statements accurately describe the Doppler effect?

Describe how mass and distance affect gravitational force.

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?