In order to be accepted, a scientific theory must be

1. widely tested and supported by extensive data

2. based on the results of a single experiment

3. controversial and cause debate

4. in line with all previous historical ideas

7 E-8, 7 E8, 7 E-4 write the full number aka standard notation

A 2kg ball moving at 2 m/s is rolling towards an inclined plane. It eventually rolls up the hill to a position near the top of the ramp where it momentarily stops before it rolls back down. How high up the ramp does the ball roll?

Choose all of the following that are examples of electromagnetic radiation. Sound waves, Microwaves, All of these, "The Force", Infared Waves, Water waves, Visible light, None of these

An alarm clock draws 0.7 A of current when connected to a 120 volt circuit. Calculate it's resistance

A 12 kg box sliding on a horizontal floor has an initial speed of 4.0 m/s. The coefficient of friction between the box and the floor is 0.20. The box moves a distance of 4.0 m in 2.0 s.

A construction foreman exerts 1300 Newtons of force trying to move a 1200-kg block of concrete. How many Joules of work does he perform?

It takes 9 seconds for a 10 newton force to move an object 4 meters to the right. What are the direction and magnitude of this force? A. The direction is to the right. The magnitude is 9 seconds. B. The direction is 4 meters.

West of a city, a certain eastbound route is straight and makes a steep descent toward the city. The highway has a 14% grade, which means that its slope is - 14 100.

If animal DNA is injected into a human, what would happen?

Give one word which means the same as 'moving with a negative acceleration '