What is a variable?

O

A. A summary of another scientist's work

O

B. An educated guess about the outcome of an experiment

O

C. Something that can change during an experiment

O

D. The analysis of the results of an experiment

The table below shows the right ascensions of two stars at a location. Star 1 - 4 right ascension (in Hour) Star 2 - 3 right ascension (in Hour) Which of these statements is correct about the stars?

What effect do mass and distance have on the force of gravity?

A trash can slides on a level floor after being pushed by an unhappy student. It slows and comes to a stop with a constant acceleration of - 2.4m/s2. What is the coefficient of kinetic friction between the trash can and the floor

Brain-powered cars may most likely reduce

What is an automatic stabilizer? a. It refers to a discretionary policy that is triggered when actual output is not equal to potential output to improve the economy's performance. b.

Electronic signals that pulse current in a series of ones and zeros are known as

If there is a big mass, it would need a stronger force to accelerate it. Which law does this describe?

List 3 quantities of waves.

Bailey is on the tenth frame of her recent bowling competition and she needs to pick up the last pin for a spare and the first place trophy. She rolls the 7.05-kg ball down the lane and it hits the 1.53-kg pin head on. the ball was moving at 8.

Which of the following is a conservative force? 1. force due to friction 2. force due to gravity 3. both (1) and (2) 4. neither (1) nor (2)