Which branch of science involves the study of matter and energy?

a. chemistry

b. physics

c. biology

d. earth science

e. space science

Describe how sound waves bend. What is this called and give an example of the bending of sound waves.

If you were to look at a t-shirt that absorbed the colors violet, blue, green, yellow, and orange, what color would the t-shirt appear to be?

The Earth, the Sun, and the seven other planets that are in orbit around the Sun are part of A. A constellation. B. A solar system. C. A black hole. D. A star cluster.

How does a Rollercoaster show potential and kinetic energy

The capacitors in each circuit are fully charged before the switch is closed. Rank, from longest to shortest, the length of time the bulbs (resistors) stay lit in each circuit.

How big is a wifi pulse signal coming from your router? A) 10 meters B) 15 meters C) 5-10 meters D) 20-30 meters

Imagine you are in a music concert. What different sounds might you hear? How are these sounds made?

Dose aloe Vera grow in the mesa?

A tradesman sharpens a knife by pushing it against the rim of a grindstone. The 35 cm diameter stone is spinning at 200 rpm and has a mass of 28 kg. The coefficient of kinetic friction between the knife and the stone is 0.20.

What is the unit for force we use when calculating F=ma?