Doubling the amplitude of a wave causes its energy to.

A. triple

B. quadruple

c. drop by half

D. double

What detects the original stimulus?

Which of the following objects has the largest amount of inertia? A. a carrot B. a basketball C. a sofa D. They all have the same amount of inertia.

Two positive charged particles will?

What are 4 examples of a force being exerted?

A golf club (mass 0.5kg) hits a golf ball (mass 0.03kg) with a constant force of 25N over a time of 0.02 seconds. What is the magnitude of the impulse delivered to the ball? Select one: o a. 0.05 Ns b. 1250 Ns C. 1.67 x102 Ns d. 12.5Ns o e. 8.

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?