Georgina wants to visually represent a polymer. Which would make the best model?

building blocks

a silver chain

ice pop sticks

a quilt

Consider a very small hole in the bottom of a tank 30 cm in diameter filled with water to a height of 10 cm. find the speed at which the water exits the tank through the hole.

What allows a mixture to be separated by filtration?

Light travels 300,000,000 m/s, and one year has approximately 32,000,000 seconds. a light year is the distance light travels in one year. state the speed in km/s, using scientific notation

When was the first airplane made?

When does a solar eclipse occur? When the Sun passes between the Moon and the Earth and blocks the moon. When the Moon passes between the Sun and the Earth and blocks the sun. When too many CMEs are created in one day.

What is Nothing. (sorry i have been wondering this for a very long time)

What is the speed of a bobsled whose distance-time graph indicates that it traveled 123m in 28s?

Eric has a mass of 80 kgkg. He is standing on a scale in an elevator that is accelerating downward at 1.7 m/s2m/s2. What is the approximate reading on the scale?

Without the force of friction, people would not be able to walk.

A truck covers 40.0 m in 8.50 s while smoothly slowing down to a final speed of 2.80 m/s. (a) find its original speed. (b) find its acceleration.