Which of the following can be thought of as either a wave or a particle?

a. light

b. an electron

c. a proton

d. all of the above

Why are some isotopes used as tracers? A. They leave visible trails. B. They bind with all molecules. C. They decay at a predictable rate. D. They are uniquely identified like fingerprints

Explain how to measure volume using a graduated cylinder

There is little sunlight at high latitudes during the winter, so few crops can grow even if temperatures are regulated. To address this problem, special lamps can be used in greenhouses. These lamps allow plants to grow during the winter months.

Earthquakes produce transverse waves. If a secondary wave of an earthquake is measured from crest to crest to be 23000 m and it travels at 4500 m/s, calculate the wave's frequency.

A 83 kg zebra is traveling 13 km/hr east. What is the zebra's momentum?

How should science advance?

Which property will tell you how much energy is in a wave A wavelength B amplitude C frequency D speed

What do tire treads, rubber mats, automobile breaks, and tennis shoes have in common. -They reduce friction -they are lubricants -they increase friction -the reduce static electricity

A car has a mass of 975kg. by pushing on the car Evan increase its speed from 0.5 m/s to 3 m/s. what impulse did evan apply to the car

Why do objects of different matter not obtain the same temperature after thermal equilibrium? example copper and aluminum