Which has the greater kinetic energy? A large truck traveling 40 meters per second or a small car?

Describe several ways that electromagnetic waves are similar to acoustical (sound) waves.

You are in the bleachers at the World Series and a game winning baseball (mass 0.15 kg) approaches at 28 m/s. You want to catch it, but you don't want to hurt your had since that might impede your ability to do physics homework.

A pet-store supply truck moves at 25.0 m/s north along a highway. inside, a dog moves at 1.75 m/s at an angle of 35.0° east of north. what is the velocity of the dog relative to the road

A rock is thrown upwards at 15 m/s and reaches a maximum height before it falls back to Earth. What is its velocity immediately after it reaches this maximum height? A) 0 m/s B) O m/s downwards C) 15 m/s D 9.8 m/s2

The velocity of Desmond's car changes from 20 meters/second to 10 meters/second. The change happens in 5 seconds. What's the acceleration of the car? a. 4 m/s2 b. 2 m/s2 c. - 2 m/s2 d. - 4 m/s2

4. How does an increase in orbital radius affect average orbital speed

What happens when a plastic lid sprinkled with iron filings is placed over a magnet?

A stuntman drives a car with a mass of 1500 kg on a drawbridge. The car accelerates with a constant force of 10,000 N. While he is driving, the drawbridge is raised to an incline of 30°.

In this channel of communication, messages are carried by sound and light waves. a. teleconference b. face-to-face c. voicemail d. hard copy memos

Cardiovascular exercise can