What is the speed of a train that goes 1,000 km in 5 hours?

Explain why scientist use models to study atoms.

Nomadic societies negatively impact the environment more than industrial societies.

What is the SI unit for momentum? kg•m kg•m/s kg•m²/s Kg•m/s^2

Which planet has a storm called the Great Dark Spot swirling in its atmosphere? a. Saturn b. Jupiter c. Uranus d. Neptune

Digitized information can be used by computers true or false

Five-gram samples of copper and aluminum are at room temperature. Both receive equal amounts of energy due to heat flow. The specific heat capacity of copper is 0.09 cal/g°C, and the specific heat capacity of aluminum is 0.22 cal/g°C.

A bullet travels at 870 m/s. How long will it take a bullets to go 1 m?

A 2.50 * 105 W motor is used for 26.4 s to pull a boat straight toward shore. How far does the boat move toward shore if a force of 4.20 * 104 N is applied by the motor?

Which type of wave experiences a change in speed when entering a new medium? a) only sound waves b) both sound and light waves c) only light waves d) neither sound or light waves

Three basic classes of collisions include all but which of the following?