One of the reasons that groups on the periodic table are so similar to each other is they have ...

Number of Neutrons

Number of protons

They have the same size

Number of valance electrons

If you feel you are about to have a collision you should?

Two hockey players, big Jim and little Tim collide head on and get tangled while going for the puck 65kg time was traveling at 9.5m/s while while 105 kg joke was moving at 5.2 m/s what is big joes momentum before the collision

What is its speed when it is very far away from the earth?

Jillian can't bear to leave her home without washing all the linens and floors, vacuuming the carpets, and organizing everything in her cupboards.

Austin performed an experiment. He put 100mL of vegetable oil (density 0.9 g/ml) in a graduated cylinder. He put a 100g mass of an unknown metal in to the oil and it sank while displacing 11 mL of oil.

you can produce a sound by plucking a string or by blowing in a pipe. how are these two ways different?

There are four springs stretched by the same mass. Spring A: 25 cm Spring B: 10 cm Spring C: 100 cm Spring D: 1 cm Which spring is the strongest? A B C D

Consider a rough asphalt roadway with 17 cm curbs and one 3.75 m lane in each direction and a 1.45 m shoulder on each side. The road has a longitudinal slope of 0.75% and is crowned in the center with a transverse slope of 2.25%.

An example of an opinion would be which of the following? bob s burgers is the best show on television. cake is appropriate for many occasions. earth is 238,900 miles from the moon. none of these

Which is a concern about mining for uranium? -Heated water could be released into the environment. -Dust released in the air could be radioactive. -Supplies could become low during a drought.