Question 2

A wave with a frequency of 10 Hz and a wavelength of 4 m would have what speed?

m/s

In a completely frictionless Newton's Cradle toy, the change in speed of the balls coming in and those going out is zero. This is because the net force at the time of the collisions is equal to the weight of the number of balls interacting.

The Earth, the Sun, and the seven other planets that are in orbit around the Sun are part of A. A constellation. B. A solar system. C. A black hole. D. A star cluster.

2. Products and reactants in a balanced chemical reaction have the same number of of each element. O atoms O molecules

What rock type does the principle of superposition apply to and how is the principle of superposition used to study the history of life on Earth?

I can't find this answer anywhere, so I'll ask here: what item did they base the SI unit of mass (grams) off of? (in other words, to what object did they say "hey, lets make this equal 1 gram and then go from there"

Sara, who weighs 66 kg, is on a guilt trip after eating a 788-Calorie (788 kcal) breakfast of pancakes loaded with fruits, cream, and syrup. She decides to work out before going to her weekly weight-watchers' meeting.

Can you get sunburned through glass?

Which statement about a signal transduction pathway is true? a. A signal transduction pathway provides a means for a signal molecule to pass through the cell membrane and initiate a chain of events inside the cell. b.

If a car is traveling on the highway at a constant velocity, the force that pushes the car forward must be A. greater than the force of friction exerted upon the car. B. less than the force of friction exerted upon the car. C.

Tom stops using a new skin cream for five days to determine if the cream is the cause of a recent rash. What stage of the scientific method is Tom using?