What is the volume of an object with the height of 2cm, a width of 4cm, a mass of 20g, and a length of 5cm? a. 160 cm^3
b. 40 cm^3
c. 800 cm^3
d. 11 cm^3

HeLp pLeaSe.

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Which of the following electromagnetic waves can create ions?