Which statements about tsunamis are true?

They can occur only in water.

They can occur in water and on land.

We can predict them.

Underwater landslides can cause them.

Dam failures can cause them.

Which organism would be a top consumer in a food chain

What is a direct fossil

Amy has a mass of 30 kg, and she is riding a scateboard traveling 5 m/s. what is her momentum?

A light bulb, a fan, and a tiny speaker are connected to a battery in a series circuit. How will the circuit behave if it is open? A) None of the devices will work. B) The battery will heat up and explode.

2. A mass M is suspended from a frictionless hinge on a massless stick of length b. A massless rod is held perpendicular to the first rod (making ski-lift ''T-bar'') and another mass m slides frictionlessly along the second rod.

Which of the following is not shorthand to describe one of the three types of ecological relationships? +/+ -/+ +/0 -/0

Which is a characteristic of an electromagnetic wave?

What does the ozone layer absorb? a. Microwaves c. UV radiation b. X-rays d. Infra-red radiation

An object is undergoing shm with period 0.900 s and amplitude 0.320 m. at t = 0 the object is at x = 0.320 m and is instantaneously at rest. calculate the time it takes the object to go (a) from x = 0.320 m to x = 0.160 m and (b) from x = 0.

Your friend states in a report that the average time required to circle a 1.0-mi track was 49.325 s. This was measured by timing 10 laps using a stopwatch with a precision of 0.01 s. Do you believe his results are reliable? Explain.